6 c. Rice Crispies (the chocolate kind)
4 c. marshmallows
1/2 stick butter
1 1/2 c. peanut butter

Melt butter, marshmallows and peanut butter over low heat in large pan. Remove from heat. Stir in Rice Crispies. Spread on a large buttered flat pan. Pat down with buttered hands. Cool and cut into squares.