1 c. sugar
1 c. white corn syrup
1 c. peanut butter
6 c. Rice Krispies
1 c. chocolate chips
1 c. butterscotch chips

Combine sugar and corn syrup in microwave safe bowl. Microwave on High 1 1/2 minutes. Stir. Microwave on High another 1 1/2 minutes.

Stir in peanut butter. Stir in Rice Krispies. Pat Rice Krispie mixture into 9x12 pan.

Melt the chocolate chips and butterscotch chips in microwave just until melted; stir to mix. Spread on top of Rice Krispie mixture.

Refrigerate to firm frosting; leave at room temperature for softer frosting. Cut in one (1) inch squares when cool.