Triple Chocolate Brownies
["1/2 c. melted butter or oil", "1 c. sugar", "1 tsp. vanilla", "2 eggs", "1/2 c. flour", "1/4 tsp. baking powder", "1/3 c. cocoa", "2 (1 oz.) blocks unsweetened baking chocolate", "1/4 tsp. salt", "1/2 c. chopped nuts (optional)"]
["Blend melted butter or oil, sugar and vanilla in large mixing bowl.", "Add eggs, using two wooden spoons; beat well.", "Combine flour, cocoa, baking powder and salt.", "At the same time, melt the blocks of chocolate in microwave for 1 minute on High until melted.", "Stir flour mixture into butter sugar mix.", "Add melted chocolate, mixing well.", "Stir in nuts, if desired."]
["butter", "sugar", "vanilla", "eggs", "flour", "baking powder", "cocoa", "baking chocolate", "salt", "nuts"]