1/2 c. butter
3/4 c. sugar
2 eggs
1 tsp. vanilla
3/4 c. flour
1/2 c. chopped pecans
2 tbsp. cocoa
1/4 tsp. baking powder
1/4 tsp. salt

TOPPING:

1 (6 oz.) pkg. chocolate chips
1 c. peanut butter
1 1/2 c. rice cereal
2 c. tiny marshmallows

Cream butter and sugar; beat in eggs and vanilla. Stir together flour, nuts, cocoa, baking powder, and salt. Stir and add to egg mixture. Spread in greased 9 x 13 inch pan. Bake at 350 degrees for 15 to 20 minutes.

Sprinkle marshmallows evenly on top. Bake 3 minutes more. Cool. In small pan, combine the chocolate chips and peanut butter. Cook and stir over low heat until chocolate melts. Stir in rice cereal and spread atop cooled bars. Chill and cut into squares. Refrigerate.