1 (11 1/2 oz.) pkg. chocolate chips
1/2 c. butter
1/2 c. light corn syrup
2 tsp. vanilla
1 c. powdered sugar
4 c. Rice Krispies cereal

Melt together the chocolate chips, butter and light corn syrup. Stir up vanilla and sugar. Add Rice Krispies and mix until well coated. Spread evenly in 13 x 9 x 2 inch pan. Store in refrigerator.