1 pkg. yellow cake mix
1 c. peanut butter
1/2 c. butter
2 eggs
1 (6 oz.) pkg. chocolate chips
1 (14 oz.) can sweetened condensed milk
2 tbsp. butter
1 pkg. coconut pecan frosting mix

Combine cake mix, peanut butter, butter and eggs. Stir until well mixed. Press 2/3 into a 9 x 12-inch pan. Reserve the rest for topping. Prepare filling in saucepan by combine chocolate chips, condensed milk and butter. Melt over low heat, stirring until smooth. Remove from heat. Stir in frosting mix. Spread over dough in pan. Crumble reserved dough over filling. Bake at 350 degrees, 20 to 25 minutes. Cool before cutting into bars.