Ingredients
1½ cups melted butter or margarine
3 cups sugar
1 tbs. vanilla extract
5 eggs
2 cups all-purpose flour
1 cup cocoa
1 tsp. baking powder
1 tsp. salt
1 package mint patties (can be replaced by chocolate chips, peanut butter chips, etc.)
Preparation
Heat oven to 350°. Grease 13 x 9 x 2. In large bowl stir together butter, sugar, and vanilla. Add eggs; stir until well blended. Stir in flour, cocoa, baking powder and salt. Reserve 2 cups batter, arrange patties on batter, cover with reserve batter. Bake 50 minutes or until brownies pull away from the side.