1 c. corn syrup
1 c. sugar
1/2 c. butter
1 c. peanut butter
7 c. Rice Krispies

Combine syrup, sugar and butter in saucepan and bring to a boil. Reduce heat and add peanut butter, stirring until melted. Pour peanut butter mixture over Rice Krispies in large bowl. Stir until well mixed and spread into greased 9 x 13 inch pan and press down lightly and cool, cut into bars.