Peanut Butter Cups - cooking recipe

Ingredients

1/3 lb. graham cracker crumbs, finely crushed
1 lb. powdered sugar
1/2 lb. margarine
1 c. peanut butter
1 (12 oz.) pkg. chocolate chips

Preparation

Mix the finely crushed graham cracker crumbs with the powdered sugar.
Add the peanut butter and melted margarine.
Work with hands until smooth and soft.
(If too crumbly, add a bit more margarine, but not much).
Press into a buttered 9 x 13-inch pan. Melt chocolate chips in a double boiler.
Pour over mixture in pan.
Refrigerate until set, about 15 minutes.
Cut into squares.