Chocolate Pecan Brownies

1/3 plus 1 tbsp. butter
Liquid sugar substitute to equal 1 cup sugar
3 tsp vanilla
3 eggs
2 tbsp. cocoa
1 cup flour
1/2 tsp. salt
1/2 tsp. baking powder
1/2 cup chopped pecans

Mix butter, sugar substitute, vanilla and eggs together, then add flour, salt, baking powder, cocoa and pecans.  Mix well and pour into a non-stick 8" pan.  Bake @ 325 for 20 minutes.