Peanut Butter Bars - cooking recipe

Ingredients

1 cup brown sugar, firmly packed
1/2 cup margarine, melted
1/2 cup chunky peanut butter
1 large egg
1 teaspoon vanilla
1 1/2 cups flour
1 teaspoon baking soda
1/2 cup oatmeal
Frosting
2 tablespoons margarine
2 tablespoons peanut butter
1 1/2 cups confectioners' sugar
1 teaspoon vanilla
2 -3 tablespoons milk

Preparation

Mix all ingredients together.
Batter will be very thick.
Press into greased 9 x 13 pan.
Bake at 375\u00b0 for 12 to 15 minutes.
Let cool and frost.
For frosting: Mix all ingredients together until smooth and frost bars.