PEANUT BUTTER RICE KRISPIE SQUARES 3/4 cup corn syrup 1/4 cup sugar 1/2 cup peanut butter 1 tsp. vanilla 3 cups Rice Krispies Heat syrup with sugar and salt over low heat until sugar melts. Mix in peanut butter. Pour mixture over cereal, mixing well. Press mixture into greased pan. Cool and cut into squares.