Chewies - cooking recipe

Ingredients

1/2 c. butter or margarine
1 c. light brown sugar
1 c. dark brown sugar
2 eggs
1 1/2 c. all-purpose flour
1 1/2 tsp. baking powder
1/2 tsp. salt
1 tsp. vanilla
1 c. pecans (optional)

Preparation

Cream butter and sugar; add eggs.
Stir in other ingredients. Bake in greased 9 x 13-inch pan at 325\u00b0 for 30 minutes.
Cut when cool.