What Does Guinness Do in Baking

Guinness is a popular Irish stout known for its distinct dark color, creamy texture, and rich flavor. While it’s often enjoyed as a drink, Guinness can also be a secret ingredient in your baked goods.

But what does Guinness do in baking, and how can you use it in your favorite recipes? In this article, we’ll explore the science behind using Guinness in baking and provide you with some tips and recipes to try at home.

What Does Guinness Do in Baking?

The key to using Guinness in baking is its rich flavor profile. Guinness has a complex taste that combines roasted barley, hops, and yeast, giving it a unique depth and richness. When added to baked goods, it can enhance the overall flavor and aroma, especially in chocolate and coffee-based recipes. Additionally, Guinness can act as a natural leavening agent due to its carbonation, creating a light and fluffy texture in your baked goods.

Tips for Using Guinness in Baking:

If you’re new to using Guinness in baking, here are some tips to get you started:

  1. Choose the right recipe: Guinness pairs well with chocolate, coffee, and caramel flavors, so look for recipes that feature these ingredients. Chocolate Guinness cake, Guinness brownies, and Guinness gingerbread are all excellent options.
  2. Reduce the liquid: Since Guinness is a liquid, it’s important to adjust the other liquid ingredients in your recipe to avoid a runny batter. Typically, you should reduce the other liquid ingredients by 1/4 cup for every cup of Guinness used.
  3. Use the right amount: The amount of Guinness you use will depend on the recipe, but as a general rule, you can use up to one cup of Guinness in a standard recipe.
  4. Adjust the baking time and temperature: Due to the carbonation in Guinness, you may need to adjust the baking time and temperature to prevent your baked goods from rising too quickly and then collapsing. As a general rule, reduce the oven temperature by 25 degrees Fahrenheit and increase the baking time by 5-10 minutes.

Recipes for Using Guinness in Baking:

Ready to try baking with Guinness? Here are some delicious recipes to get you started:

  1. Chocolate Guinness Cake: This rich and decadent cake features a Guinness-infused chocolate batter and a creamy cream cheese frosting. It’s perfect for special occasions or as a show-stopping dessert.
  2. Guinness Brownies: These fudgy brownies are infused with Guinness and topped with a smooth and silky chocolate ganache. They’re easy to make and perfect for a weekend treat.
  3. Guinness Gingerbread: This spicy and fragrant gingerbread is made with Guinness and molasses, giving it a rich and complex flavor. Serve it warm with a dollop of whipped cream for a cozy and comforting dessert.


Can I use any type of Guinness in baking?

Yes, you can use any type of Guinness in baking, including Guinness Draught, Guinness Extra Stout, and Guinness Foreign Extra Stout. However, keep in mind that the flavor profile may differ slightly depending on the type of Guinness you use.

Can I substitute Guinness for other types of beer in baking?

While you can substitute Guinness for other types of beer in some recipes, keep in mind that the flavor profile will be different. Additionally, the carbonation in Guinness may affect the texture of your baked goods, so you may need to adjust the recipe accordingly.

I'm Jennifer Tirrell, a self-taught baker, and founder of CakeRe. As an experienced baker and recipe publisher, I have spent over a decade working in the kitchen and have tried and tested countless baking tools and products. From classic cakes to creative twists, I've got you covered. So grab your apron and let's get baking!

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