Brownie Stuffed Cookies

1: For the brownies, mix together eggs, cocoa powder, salt, baking powder, espresso powder, and vanilla.

2: In a separate bowl, cream butter and sugar, then microwave until shiny.

3: Combine the egg and butter mixtures, then gently add flour.

4: Pour the mixture into a 9-inch springform pan and bake at 350°F for 30 minutes.

5: Let it cool completely before cutting into squares.

6: For the cookies, cream together butter, brown sugar, and white sugar.

7: Add in vanilla and egg, then mix until well combined.

8: In another bowl, whisk together flour, baking soda, and salt, then add to the wet ingredients.

9: Fold in the chocolate chips.

10: Scoop cookie dough over the pieces of cooled brownies.

11: Bake at 350°F for 13-15 minutes, allowing them to slightly undercook as they will continue to cook on the pan.