Scrumptious Brownies
["1 (8 oz.) pkg. Baker's chocolate", "1 c. margarine", "5 eggs", "3 c. sugar", "1 Tbsp. vanilla", "1 1/2 c. flour", "2 c. chopped nuts"]
["Melt chocolate and margarine in saucepan over low heat, stirring constantly.", "Cool slightly."]
["chocolate", "margarine", "eggs", "sugar", "vanilla", "flour", "nuts"]