2/3 c. melted butter
2 c. brown sugar
2 eggs
2 tsp. vanilla
2 c. flour
1 tsp. baking powder
1/4 tsp. baking soda
1/2 tsp. salt
6 oz. chocolate chips
1 c. nuts, optional

Mix together and spread in greased 9 x 13 pan. Top with chocolate chips and nuts.

Bake 20 minutes at 350°F. This will not look done, but remove and cool.