1/2 c. corn syrup
1/4 c. brown sugar
1 c. peanut butter
2 c. Rice Krispies
1 c. Corn Flakes
6 oz. chocolate pieces
1 tsp. vanilla

In large saucepan heat corn syrup, brown sugar, vanilla and peanut butter until blended. Remove from heat. Stir in cereal. Press into ungreased pan. Chill for 1 hour. Cut into square and serve.