Source: Aunt Susan
1 C. Karo syrup
1 C. Sugar
Bring to boil. Remove from heat and stir in:
1 C. Peanut butter
When well blended add to:
5 C. Rice Krispies
Put in 9x13 pan
Melt:
3/4 C. chocolate chips
3/4 C. butterscotch chips
Spread over the top to cover.