2/3 c. light corn syrup
2 tbsp. butter
1 pkg. (11 1/2 oz.) milk chocolate chips
1 tsp. vanilla
8 c. Golden Grahams cereal (10 oz. box)
3 c. mini marshmallows

Butter pan 13 x 9 x 2 inches. Heat corn syrup, butter and chips to boiling in 3 quart pan, stirring constantly, remove from heat. Stir in vanilla. Pour over cereal in large mixing bowl. Toss quickly until completely coated with chocolate. Fold in marshmallows, 1 cup at a time. Press mixture evenly in pan with buttered back of spoon. Let stand until firm, at least 1 hour. Cut into squares. Store loosely covered at room temperature.