Ingredients: – 1/2 cup butter softened – 3/4 cup brown sugar – 1/4 cup granulated sugar divided – 1 large egg – 2 teaspoons vanilla extract – 1 1/4 cups all-purpose flour – 1/2 cup cocoa powder – 1/2 teaspoon baking powder – 1/4 teaspoon baking soda – 1/4 teaspoon salt – 1 teaspoon cornstarch – 1/2 cup finely crushed Oreos around 10 cookies – 20-22 Hershey's Kisses Cookies 'n' Creme