"Brookies are the newest treat to take the blog world by storm! A cookie on the bottom, a brownie on top, and a whole lotta delicious! This version features fudgy brownies on top of peanut butter cookies with lots of peanut butter cups smashed in every bite!..."
INGREDIENTS
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1 box fudge brownie mix, plus ingredients on back of box
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¾ cup butter, softened
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¾ cup brown sugar
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¼ cup white sugar
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½ cup creamy peanut butter
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1 tsp vanilla extract
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1 egg
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2 cups all-purpose flour
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2 tsp cornstarch
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1 tsp baking soda
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1 pkg Reese's Mini Peanut Butter Cups