Peanut Butter Bars

2 cups powdered sugar,
1 cup peanut butter,
6 graham crackers,
1/2 cup margarine.**

Crush graham crackers. Melt butter and mix all ingredients together.
Press in bottom of pan.

Melt:
1/3 cup peanut butter
6 oz. chocolate chips.
Pour on top of pressed mixture and chill until set.

(Recipe can be doubled)