1 (12 oz.) pkg. chocolate bits
2/3 c. smooth peanut butter
6 c. Rice Krispies cereal
1 gal. vanilla ice cream

Melt chocolate and peanut butter together in large pan. Add cereal and spread mixture on a cookie sheet to cool. Then break into small pieces.

Soften ice cream and mix together with all but 1 cup of cereal mixture. Put into a springform pan. Use remaining cup of cereal mixture as a topping. Freeze. Garnish with whipped cream.