Peanut Butter Bars - cooking recipe

Ingredients

3 c. confectioners sugar, sifted
1 stick melted margarine
1 1/2 c. peanut butter
1 1/2 c. crushed graham crackers

Preparation

Note:
One 3 stack box grahams equals enough crushed crackers for double recipe!
One box confectioners sugar (sifted) equals 4 cups.