Double Chocolate Brownies - cooking recipe

Ingredients

4 sq. (4 oz.) unsweetened chocolate
1 c. butter or margarine (2 sticks)
2 c. granulated sugar
3 extra large eggs, slightly beaten
1 c. all-purpose flour
1 tsp. vanilla
1/2 tsp. salt
3/4 c. chocolate bits
1 c. walnuts (optional)

Preparation

Preheat oven to 375\u00b0.
Butter a 13 x 9-inch pan.