Chocolate Mallow Squares - cooking recipe

Ingredients

1 1/2 sticks margarine (3/4 c.)
12 oz. chocolate chips
1 c. powdered sugar
1 egg
1 tsp. vanilla
4 c. mini marshmallows
1 box graham crackers

Preparation

Melt margarine and chocolate chips together in a double boiler.
Beat egg with powdered sugar and add to double boiler. Let cool slightly and add vanilla and marshmallows.
Line a 9 x 13-inch pan with whole graham crackers.
Pour mixture over crackers and refrigerate.