Peppermint Patty Brownies

1 ½ cups softened butter

3 cups sugar

5 eggs

1 Tbsp vanilla

2 cups flour

1 cup cocoa

1 tsp baking powder

1 tsp salt

1 pkg peppermint patties

Cream butter and sugar. Add eggs 1 at a time. Beat in vanilla. Add dry ingredients. Spread 2/3 of mixture into pan. Arrange patties over top. Spread rest of brownie ingredients over patties. Bake at 350 for 40 minutes or more. Cut when cooled.

(ripped off from lori)