1 1/2 c. (3 sticks) butter, melted
3 c. sugar
1 tbsp. vanilla
5 eggs
2 c. flour
1 c. cocoa
1 tsp. baking powder
1 tsp. salt
24 small York peppermint patties

Heat oven 350 degrees, grease 13 x 9 x 2 inch pan. In large bowl, stir together butter, sugar and vanilla. Add eggs, stir until well blended. Stir in dry ingredients, blend well. Reserve 2 cups batter. Spread remaining batter in pan. Arrange peppermint patties over batter, 1/2 inch apart. Spread reserved batter over patties. Bake 50 to 55 minutes. Cool completely, cut into squares.