THE ULTIMATE GUIDE TO GUINNESS: HISTORY, THE PERFECT POUR, AND WHERE TO FIND IT IN SANTA CLARITA

Everything you need to know about the world's most famous stout, from a 9,000-year lease in Dublin to a proper pint at Maginn's Irish Pub in Old Town Newhall.

What Is Guinness?

Guinness is a dry Irish stout brewed at St. James's Gate Brewery in Dublin, Ireland since 1759. It is the most recognizable beer brand in the world, sold in over 150 countries, with approximately 10 million pints consumed every day. Guinness is defined by its deep black color produced by roasted barley, its thick creamy white head produced by nitrogen gas, and its smooth, slightly bitter flavor with notes of coffee, chocolate, and roasted grain.

Despite its dark appearance and rich flavor, Guinness is lighter than most people assume. A 12-ounce serving of Guinness Draught contains approximately 125 calories, fewer than a Budweiser at 145 calories, a Heineken at 142 calories, or a typical IPA at 180 to 250 calories. At 4.2% alcohol by volume, it is also lower in alcohol than most craft beers. It is not a heavy beer. It is a smooth, sessionable stout that drinks easier than it looks.

Who Invented Guinness? The Story of Arthur Guinness

Arthur Guinness was born in Celbridge, County Kildare, Ireland in 1725. His father, Richard Guinness, worked as an agent for the cleric Dr. Arthur Price, the Archbishop of Cashel, and is believed to have brewed beer for the household. When Dr. Price died in 1752, he left £100 each to Richard and his son Arthur in his will, a significant sum at the time. Arthur used part of this inheritance to open his first brewery in Leixlip, County Kildare in 1755.

Four years later, at the age of 34, Arthur Guinness made one of the boldest moves in business history. On December 31, 1759, he signed a 9,000-year lease on a disused brewery at St. James's Gate in Dublin for an annual rent of £45. The property covered four acres and included a mill, two malthouses, and stabling for twelve horses. It was from this modest four-acre site that Arthur Guinness would build what would become the largest brewery in the world.

Arthur initially brewed ales at St. James's Gate. In the 1770s, he began brewing porter, a dark beer style popular in London at the time. His porter was so successful that by 1799, he stopped brewing ales entirely and committed exclusively to the dark beer that would bear his name. Arthur Guinness died on January 23, 1803, at the age of 77. His son, Arthur Guinness II, took over and continued expanding the brewery. By 1838, St. James's Gate was the largest brewery in Ireland. By 1886, it was the largest brewery in the world, producing 1.2 million barrels annually.

What Is the 9,000-Year Lease?

The 9,000-year lease is the iconic agreement Arthur Guinness signed on December 31, 1759, to rent the St. James's Gate Brewery in Dublin for £45 per year for nine thousand years. The lease would not expire until the year 10,759. It is one of the most famous contracts in business history and a symbol of Arthur Guinness's extraordinary confidence in his product. The original lease is on display at the Guinness Storehouse in Dublin. The Guinness family eventually purchased the property outright, making the lease a historic artifact rather than an active contract, but the story endures as proof that believing in what you are building matters more than playing it safe.

How Is Guinness Made?

Guinness is brewed with just four ingredients: water, barley, hops, and yeast. The simplicity of the recipe is part of what makes it remarkable, the flavor complexity comes entirely from the process, not from a long list of additives.

The water used at St. James's Gate comes from the Wicklow Mountains south of Dublin. Water quality is critical to the flavor of any beer, and the soft, mineral-balanced water from this source contributes to the smooth character of Guinness.

Guinness uses two types of barley. Standard malted barley provides the fermentable sugars that yeast converts into alcohol. Roasted unmalted barley, barley that has been roasted at high temperatures without first being malted, is what gives Guinness its black color and distinctive flavor profile of coffee, chocolate, and toast. This roasted barley is the single most important factor that makes Guinness taste like Guinness.

Hops provide bitterness to balance the sweetness of the malt and act as a natural preservative. Guinness uses a moderate amount of hops, enough to provide balance but not enough to create the aggressive bitterness found in IPAs or pale ales. The hop character in Guinness is subtle and integrated, not dominant.

Guinness uses a proprietary yeast strain that has been cultivated and maintained at St. James's Gate for generations. This specific yeast contributes to the beer's characteristic flavor profile and fermentation character. The exact strain is a closely guarded trade secret.

What Makes Guinness Different From Other Beers?

Three things make Guinness fundamentally different from most beers: the roasted barley, the nitrogen, and the pour.

The roasted unmalted barley creates the black color and coffee-chocolate flavor that no other mainstream beer replicates. The nitrogen gas system, 75% nitrogen and 25% carbon dioxide, creates smaller, finer bubbles than the pure CO2 used in lagers and ales, resulting in a smoother, creamier mouthfeel and the signature cascading effect you see when a pint settles. And the two-part pour is not just tradition, it is an engineering requirement of the nitrogen system that produces the dense, creamy head Guinness is known for.

How Should Guinness Be Poured?

A proper pint of Guinness takes exactly 119.5 seconds to pour. This is not a marketing gimmick, it is a physical requirement of the nitrogen gas system. Rushing the pour produces a thin, foamy, unstable head and a flat-tasting pint.

It begins with the right glass, a tulip-shaped pint glass that is clean, dry, and rinsed with cold water. The shape is designed to support the cascade of nitrogen bubbles and present the head properly.

The first pour starts with the glass held at a 45-degree angle just below the tap. The tap handle is pulled fully toward the bartender in one smooth motion. The Guinness flows down the inside of the glass, filling it to approximately three-quarters full. As the glass fills, it is gradually straightened to vertical.

Then comes the most important step, the settle. The glass is placed on a flat surface and left undisturbed. The nitrogen bubbles cascade downward along the glass walls before rising through the center of the liquid, creating the famous swirling surge effect. This process takes approximately 119.5 seconds, just under two minutes. During this time, the nitrogen is forming the dense, creamy head that defines a proper pint. If this step is skipped, the head will be thin, loose, and disappointing.

Once the surge has fully settled and the beer has separated into a clear black body with a white cap, the second pour begins. The tap handle is pushed away from the bartender to activate the slow pour. The glass is filled until the creamy head rises just above the rim, forming a slight dome. The head should be approximately half an inch to three-quarters of an inch thick, dense enough that you could draw a line in it with your fingertip.

The pint is served with the Guinness logo facing the drinker. The proper way to drink a Guinness is to draw the beer through the cream on your first sip, not to drink around the head or blow it off. The cream is part of the experience.

At Maginn's Irish Pub in Old Town Newhall, every pint of Guinness is poured using the proper two-part pour. Our bartenders are trained in the Guinness tradition and our draft system is maintained to the specifications that produce a proper pint, clean lines, correct gas blend, and 38°F to 42°F serving temperature. If you have never had a properly poured Guinness, this is where you come to experience it.

What Temperature Should Guinness Be Served At?

Guinness Draught should be served between 38°F and 43°F, with an ideal range of 41°F to 42°F. This is slightly warmer than most American lagers, which are typically served at 33°F to 40°F. The slightly warmer temperature allows the complex flavors of the roasted barley to come through. If Guinness is served too cold, the flavor is muted and the nitrogen cascade is less dramatic. If served too warm, the bubbles move too fast, the head is thin, and the mouthfeel becomes flat.

What Does Guinness Taste Like?

Guinness Draught tastes smooth, creamy, and mildly bitter with prominent notes of roasted coffee, dark chocolate, and toasted grain. There is a subtle sweetness from the malted barley that balances the roasted bitterness. The nitrogen-infused texture creates a velvety mouthfeel that is distinctly different from the carbonated sharpness of lagers and ales. The finish is dry and clean — not heavy or syrupy despite its dark appearance. Many first-time Guinness drinkers are surprised by how smooth and drinkable it is.

What Are the Different Types of Guinness?

Guinness Draught is the flagship, the nitrogen-infused stout served on tap worldwide at 4.2% ABV and 125 calories per 12-ounce serving. This is the Guinness you get at Maginn's. Guinness Extra Stout is a carbonated CO2 version with a more bitter, sharper flavor at 5.6% ABV, sold in bottles and closer to the original 18th-century recipe. Guinness Foreign Extra Stout is a stronger, more robust version brewed for tropical markets at 7.5% ABV with richer complexity and pronounced bitterness. Guinness 0.0 is a non-alcoholic version introduced in 2020 with the same roasted barley flavor profile and zero alcohol. Guinness Nitro Cold Brew Coffee is a limited release combining Guinness stout with cold brew coffee on nitrogen.

Is Guinness Good for You?

Guinness is not a health drink, but it is lower in calories and alcohol than most people assume. A 12-ounce Guinness Draught contains approximately 125 calories, fewer than a Budweiser at 145, Heineken at 142, Blue Moon at 171, or a typical IPA at 180 to 250. At 4.2% ABV, it is also lower in alcohol than most craft beers. Guinness contains small amounts of iron, B vitamins, and antioxidants from the roasted barley, though not in quantities significant enough to provide meaningful health benefits. The old Irish saying 'Guinness is good for you', which was the brand's actual advertising slogan from 1929 to 1969, is better understood as a cultural expression than a medical claim. Since 2018, Guinness Draught has been brewed without isinglass, a fish-derived fining agent, and is certified vegan.

What Food Pairs Well With Guinness?

Guinness pairs exceptionally well with hearty, savory dishes because the roasted malt flavors complement rich meats, stews, and aged cheeses. The classic pairing is Irish stew, lamb or beef with root vegetables where the richness of the stew matches the body of the stout. Fish and chips is another natural partner where the bitterness of Guinness cuts through the fried batter and creates perfect balance. This is the pairing you find in every pub in Ireland.

Shepherd's pie and cottage pie pair beautifully because the savory ground meat filling with mashed potato topping mirrors the earthy, roasted quality of the stout. Beef and Guinness stew is a dish where Guinness is literally an ingredient, the stout tenderizes the beef and adds depth to the gravy. Oysters are the original Guinness pairing dating back to the 1700s in Ireland, where the brininess of the oyster and the roasted bitterness of the Guinness complement each other perfectly.

Sharp aged cheddar stands up to the roasted flavors in Guinness without being overpowered. And for dessert, the coffee and chocolate notes in Guinness pair beautifully with dark chocolate cake, brownies, or chocolate mousse. At Maginn's Irish Pub, our food menu features traditional Irish dishes designed to pair with what is on tap, fish and chips, cottage pie, pub sliders, and wings are all made to complement a proper pint.

Why Does Guinness Taste Better in Ireland?

This is one of the most debated questions in beer culture, and there are legitimate reasons why a pint in Dublin often tastes different than a pint in America.

Freshness is the biggest factor. Ireland consumes more Guinness per capita than any other country, which means kegs turn over faster. A fresher keg means fresher beer. In markets where Guinness moves more slowly, kegs may sit longer, and flavor degrades over time.

Draft system maintenance matters enormously. Irish pubs have been pouring Guinness for generations and maintain their draft systems meticulously, clean lines, correct gas blend, proper temperature. In America, Guinness is often one of many beers on a multi-tap system, and not every bar maintains the Guinness line to the same standard.

The two-part pour is universally respected in Ireland. In many American bars, Guinness is poured in a single continuous pour to save time. This produces an inferior pint with a thin head and flat mouthfeel. And water chemistry plays a role, different water sources in different countries affect the final flavor profile even when the recipe is identical.

At Maginn's Irish Pub, we pour Guinness the way it is poured in Ireland, proper two-part pour, correct temperature, maintained draft lines, and a glass that is clean and ready. Our pub was designed and built by Irish Pub Company in Dublin, shipped to Old Town Newhall, and assembled on site. If you are looking for the closest thing to a Dublin pint in the Santa Clarita Valley, this is where you find it.

What Is the Widget Inside a Guinness Can?

The widget is a small plastic sphere inside every can and some bottles of Guinness Draught. It contains a tiny amount of pressurized nitrogen gas. When you open the can, the pressure drop causes the widget to release its nitrogen into the beer, replicating the draft tap experience by creating the cascading surge and creamy head. The widget was invented by Guinness in 1989 and won the Queen's Award for Technological Achievement in 1991. It is why canned Guinness tastes dramatically better than other canned stouts, the nitrogen release creates the same smooth, creamy texture as a draft pour.

Where Can I Get a Proper Guinness in Santa Clarita?

If you are looking for a properly poured pint of Guinness in Santa Clarita, Maginn's Irish Pub in Old Town Newhall is the destination.

Our pub was designed and built by Irish Pub Company in Dublin, Ireland, the same firm that has designed authentic Irish pubs around the world. The interior was shipped from Dublin and assembled in Newhall. The bar itself is a hand-crafted Belfast Victorian bar with County Galway shop-front styling. This is not an Irish-themed American bar. This is an Irish pub built in Ireland and installed in California.

We pour Guinness using the proper two-part pour technique. Our draft system is maintained to the temperature, pressure, and cleanliness standards that produce a pint indistinguishable from what you would drink in Dublin. Our bartenders are trained in the tradition and take the 119.5 seconds seriously.

Beyond the pint, we serve traditional Irish pub food — fish and chips, cottage pie, pub sliders, and wings, designed to pair with what is on tap. We have live music, Karaoke Wednesdays at 8PM, game day viewing on the big screens, and a dog-friendly patio. Happy hour runs Monday through Thursday 3PM to 6PM and Sunday 7PM to 9PM.

Maginn's Irish Pub is located at 24480 Main Street #140 in Old Town Newhall, Santa Clarita, CA 91321. Call us at (661) 476-5168. We are open 7 days a week. Owned and operated by Ryan and Candice Maginn.

Frequently Asked Questions About Guinness

How many calories are in a pint of Guinness?

Approximately 210 calories in a 20-ounce imperial pint, or 125 calories in a 12-ounce American serving. This is fewer than most lagers, IPAs, and many light beers.

Is Guinness vegan?

Yes. Since 2018, Guinness Draught has been brewed without isinglass, a fish-derived fining agent, and is certified vegan.

Does Guinness contain gluten?

Yes. Guinness is brewed with barley, which contains gluten. It is not safe for people with celiac disease or gluten sensitivity.

Why is Guinness black?

The black color comes from roasted unmalted barley. The barley is roasted at high temperatures, similar to roasting coffee beans, which darkens the grain and gives Guinness its distinctive color and flavor.

Why do the bubbles in Guinness go down?

The nitrogen bubbles in Guinness are smaller and less buoyant than CO2 bubbles. In a pint glass, the bubbles near the glass walls are dragged downward by the recirculating liquid current, while the bubbles in the center of the glass rise. This creates the famous cascading or waterfall effect.

How long does it take to pour a Guinness?

Exactly 119.5 seconds using the proper two-part pour technique. The first pour fills the glass three-quarters full, the pint settles for approximately two minutes, and the second pour tops it off to a domed head.

What is the alcohol content of Guinness?

Guinness Draught is 4.2% ABV. Guinness Extra Stout is 5.6% ABV. Guinness Foreign Extra Stout is 7.5% ABV.

Can you cook with Guinness?

Yes. Guinness is a popular cooking ingredient used in beef and Guinness stew, chocolate Guinness cake, Guinness bread, pie fillings, and sauces. The roasted malt flavors add depth and richness to savory and sweet dishes alike.

What is the difference between Guinness Draught and Extra Stout?

Guinness Draught is nitrogenated with a smooth, creamy texture at 4.2% ABV. Guinness Extra Stout is carbonated with CO2, giving it a sharper, more bitter profile at 5.6% ABV. They are different beers with different flavor profiles. Draught is what you get on tap at a pub. Extra Stout is the bottled version closer to the original recipe.

Is Maginn's an authentic Irish pub?

Yes. Maginn's Irish Pub was designed and built by Irish Pub Company in Dublin, Ireland, shipped to Old Town Newhall, and assembled on site. The bar is a hand-crafted Belfast Victorian bar. It is one of the most authentically designed Irish pubs in Southern California.

Does Maginn's pour Guinness properly?

Yes. Every pint of Guinness at Maginn's is poured using the proper two-part pour technique at the correct temperature with maintained draft lines. We take the 119.5 seconds seriously.

Where is Maginn's Irish Pub located?

Maginn's Irish Pub is located at 24480 Main Street #140 in Old Town Newhall, Santa Clarita, CA 91321. We are open 7 days a week with happy hour Monday through Thursday 3PM to 6PM and Sunday 7PM to 9PM. We have a dog-friendly patio and live music. Call us at (661) 476-5168.

The Pint Is Worth the Wait

Guinness is more than a beer. It is 267 years of history, a 9,000-year lease signed by a 34-year-old brewer who believed in what he was building, four simple ingredients transformed by process and patience, and a two-part pour that takes exactly 119.5 seconds because that is how long it takes for nitrogen and physics to produce something worth drinking.

You can get a Guinness at a lot of places. But a properly poured pint in a pub that was built in Dublin, from a draft system that is maintained to standard, by a bartender who respects the 119.5 seconds, that is something you have to go looking for. In the Santa Clarita Valley, you find it at Maginn's Irish Pub in Old Town Newhall.