Peanut Butter Cups

Directions

1. 1
   Mix the finely crushed graham cracker crumbs with the powdered sugar.
2. 2
   Add the peanut butter and melted margarine.
3. 3
   Work with hands until smooth and soft.
4. 4
   (If too crumbly, add a bit more margarine, but not much).
5. 5
   Press into a buttered 9 x 13-inch pan. Melt chocolate chips in a double boiler.
6. 6
   Pour over mixture in pan.
7. 7
   Refrigerate until set, about 15 minutes.
8. 8
   Cut into squares.