Chocolate-Peanut Butter Bars
["1/2 c. margarine", "1/2 c. brown sugar", "1 1/3 c. all-purpose flour", "1/3 c. sugar", "2/3 c. light corn syrup", "1 c. chocolate chips", "1/2 c. chunky peanut butter", "2 c. cornflakes"]
["Cream the margarine and brown sugar. Stir in flour until crumbly.", "Press in ungreased 9 x 13-inch pan. Bake at 350\u00b0 for 15 minutes.", "Let cool."]
["margarine", "brown sugar", "flour", "sugar", "light corn syrup", "chocolate chips", "chunky peanut butter", "cornflakes"]