Gooey Brookie Bars – Easy Homemade Cookie Brownie Dessert
Chewy, buttery brookies made with nutty brown butter cookie dough layered beneath rich, fudgy brownie batter — a decadent two-in-one dessert bar.
- Prep Time: 25 minutes
- Cook Time: 35 minutes
- Total Time: 1 hour
- Yield: 16 squares 1x
Ingredients
For the Brown Butter Cookie Layer:
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¾ cup (170g) unsalted butter
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¾ cup (150g) brown sugar
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¼ cup (50g) granulated sugar
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1 large egg
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1 egg yolk
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1 tsp vanilla extract
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1 ¼ cups (160g) all-purpose flour
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½ tsp baking soda
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¼ tsp salt
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¾ cup (130g) chocolate chips or chunks
For the Brownie Layer:
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½ cup (115g) unsalted butter
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4 oz (115g) dark chocolate, chopped
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¾ cup (150g) granulated sugar
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2 large eggs
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1 tsp vanilla extract
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½ cup (60g) all-purpose flour
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2 tbsp cocoa powder
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¼ tsp salt
Instructions
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Brown the butter and let it cool.
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Combine sugars, eggs, and vanilla. Stir in dry ingredients. Fold in chocolate chips. Chill.
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Melt butter and chocolate for brownie layer. Stir in sugar, eggs, and vanilla. Add dry ingredients.
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Press cookie dough into a greased 9×9 pan. Pour brownie batter over top.
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Bake at 350°F (175°C) for 32–38 minutes. Cool completely.
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Chill before slicing for clean edges.
Notes
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Add sea salt or espresso powder for extra flavor.
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Store airtight at room temp 4 days, or freeze up to 3 months.
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Double for a 9×13 pan.