Chewy Peanut Butter Bars - cooking recipe

Ingredients

3/4 c. margarine
1 c. peanut butter
1/2 c. brown sugar
1 1/2 c. granulated sugar
3 eggs
1 1/2 c. flour
1 1/2 tsp. baking powder
1 tsp. salt
1 tsp. vanilla extract
Cocoa Fudge Frosting (recipe following)

Preparation

Blend sugars, margarine, eggs and peanut butter until well blended.
Add remaining ingredients.
Spread into a greased 13 x 9-inch baking pan.
Bake at 350\u00b0 for 25 to 35 minutes.
Spread with frosting.