By Miranda
12 oz semisweet chips or chocolate of your choice (2 cups chopped)
1 stick butter (1/2 cup)
1 cup sugar
1 1/4 cups flour
1 tsp vanilla
1/2 tsp baking powder
Scant 1/2 tsp salt (less if butter is salted)
3 eggs, beaten
1 cup chopped nuts, optional
Preheat oven to 350F. Melt chocolate and butter over low heat, stirring frequently, until smooth. Remove from heat. Stir in remaining ingredients. Spread in greased 13x9 inch pan and bake 25-30 minutes or until middle is just set. Do not overbake. Cool completely before cutting.