Ingredients
Scale
Guinness Brownies
- 1/4 cup (60ml) vegetable oil
- 3/4 cup Guinness Stout beer
- 2 cups (414g) sugar
- 1/2 tsp espresso powder, optional
- 1/2 tsp vanilla extract
- 1/4 tsp salt
- 1/4 cup (56g) unsalted butter, melted
- 2 large eggs
- 1 cup (130g) all-purpose flour
- 2/3 cup (76g) Dutch-processed cocoa powder
Chocolate Topping
- 5 oz (2/3 cup) semi-sweet chocolate chips
- 2 tbsp unsalted butter
- 2 tbsp Guinness Stout beer
- 1/4 cup (29g) powdered sugar
Instructions
- Preheat oven to 350°F (180°C). Grease a 9×9 pan and line with parchment paper.
- Whisk oil, Guinness, sugar, espresso powder, vanilla, and salt. Add melted butter, then eggs.
- Gently whisk in flour and cocoa powder. Pour batter into pan and spread evenly.
- Bake 30–35 minutes until toothpick has a few moist crumbs. Cool in pan.
- For topping, melt chocolate chips, butter, and Guinness in microwave. Whisk in powdered sugar. Spread over brownies evenly.
- Cool completely, remove from pan using parchment, cut into bars. Store in airtight container. Best within 4–5 days.
Notes
- Brownies can be stored at room temperature for 2 days, then refrigerate due to ganache topping.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Dessert
- Method: Oven
- Cuisine: American
- Diet: Vegetarian