1/2 c butter
1 square unsweetened chocolate
1 c sugar
1 c flour
1/2 c chopped nuts
1 tsp baking powder
1 tsp vanilla
2 eggs

Preheat oven to 350°F. Combine butter and chocolate in saucepan. Heat on low until melted.

Remove from heat. Add sugar, flour, nuts, baking powder, vanilla and eggs, mix well.

Spread in 13x9 pan.