1/2 c. peanut butter
1/2 c. white Karo syrup
3 c. Rice Krispies
1/2 gallon ice cream or yogurt

TOPPING:

1 c. crushed Rice Krispies
1/2 c. crushed nuts
2 tbsp. melted butter

Mix peanut butter, Karo syrup, and Rice Krispies together and line bottom of greased 9 x 13 dish. Spread softened ice cream over it and top with crushed Rice Krispies, nuts, and melted butter.