3/4 cup light corn syrup (Karo)
3/4 cup brown sugar
1 cup crunchy peanut butter
5 cups Special K cereal
6 oz. pkg. chocolate chips
6 oz. pkg. butterscotch chips

Mix first 3 ingredients in saucepan, bring to a boil. Mix with Special K. Press in 9x13-inch pan.

Melt chips in saucepan and ice top of 9x13-inch pan. Refrigerate for 2 hours (or more).

Remove and let stand 1 hour before cutting.