Reese'S Cups - cooking recipe

Ingredients

1/2 tsp. vanilla
2 c. peanut butter
2 1/2 c. powdered sugar
1/2 c. brown sugar
1/2 c. margarine

Preparation

Mix all 5 ingredients until smooth.
Spread in a 13 x 9-inch cake pan greased with butter.
Cover with chocolate chips until you can't see the mixture and melt under broiler in oven until spreadable.
Let cool and cut into 1-inch squares.