brOWNIES 1/2 c Butter 2 c Sugar 4 Eggs 1 1/2 c Flour 1/3 c Cocoa 1 c Chopped peanuts 1 t Vanilla 2 c Marshmallows 1/2 c Peanut butter chips 1 c Crushed Do-Si-Do cookies ICING 1/2 c Butter 1 lb Powdered sugar 1/2 c Cocoa 1 c Chopped peanuts 1/2 c Evaporated milk brOWNIES: Preheat oven to 350F. Cream butter and sugar. Add eggs. Sift together flour and cocoa; add gradually until blended. Add peanuts and vanilla. Spread into greased and floured 9 x 13 inch pan. Bake 30-35 minutes. Remove from oven. Mix together marshmallows, peanut butter chips and crushed do-si-do cookies. Top brownies with marshmallow mixture. Bake 10 more minutes. Cool completely and ice. ICING: Melt butter. Sift cocoa and powdered sugar together; add butter. Stir in milk and peanuts.