A Delicious Guinness Cake for St. Paddy's Day
A Delicious Guinness Cake for St. Paddy's Day is a easy American (Irish-inspired) recipe that serves 8. 380 calories per serving. Recipe by Rachael Ray Show on YouTube.
Prep: 45 min | Cook: 45 min | Total: 1 hr 45 min
Cost: $6.70 total, $0.84 per serving
Ingredients
- 2 cups All-Purpose Flour (sifted)
- 1.5 cups Granulated Sugar (fine)
- 0.5 cup Unsalted Butter (melted)
- 1 cup Guinness Stout Beer (room temperature)
- 0.5 cup Unsweetened Cocoa Powder (high‑quality)
- 1 tsp Baking Soda (ensure fresh)
- 1 tsp Baking Powder (for lift)
- 2 units Large Eggs (room temperature)
- 1 tsp Vanilla Extract (pure)
- 0.5 cup Buttermilk (room temperature)
- 0.5 cup Unsalted Butter (for frosting) (softened)
- 2 cups Powdered Sugar (sifted)
- 2 tbsp Heavy Cream (for frosting consistency)
- 1 tsp Vanilla Extract (for frosting) (pure)
Instructions
Preheat Oven
Set the oven to 350°F (175°C) and let it preheat while you prepare the batter.
Time: PT10M
Temperature: 350°F
Combine Dry Ingredients
In a large mixing bowl, sift together the flour, cocoa powder, baking soda, and baking powder.
Time: PT5M
Mix Wet Ingredients
In a separate bowl, whisk the melted butter with the Guinness, eggs, vanilla extract, and buttermilk until smooth.
Time: PT5M
Combine Wet and Dry
Pour the wet mixture into the dry ingredients and stir with a spatula until just combined. Do not overmix.
Time: PT5M
Bake the Cake
Grease the 9x13 inch cake pan, pour in the batter, and smooth the top. Bake for 45 minutes, or until a toothpick inserted in the center comes out clean.
Time: PT45M
Temperature: 350°F
Cool the Cake
Allow the cake to cool in the pan for 10 minutes, then turn it out onto a cooling rack to cool completely.
Time: PT10M
Prepare Vanilla Cream Frosting
In a clean bowl, beat the softened butter until fluffy. Gradually add powdered sugar, vanilla extract, and heavy cream, beating until smooth and spreadable.
Time: PT10M
Frost the Cake
Spread the vanilla cream frosting evenly over the cooled cake. Slice and serve.
Time: PT5M
Nutrition Facts
- Calories
- 380
- Protein
- 5g
- Carbohydrates
- 55g
- Fat
- 15g
- Fiber
- 3g
Dietary info: Vegetarian
Allergens: Eggs, Dairy, Gluten
Last updated: April 19, 2026






