Brownies
["3/4 cup cocoa", "2-1/2 sticks butter", "4 eggs", "2 cups sugar", "1 cup flour", "2 teaspoons vanilla", "1 cup nuts (optional)"]
["Preheat oven to 350 degrees.", "In microwave melt butter.", "Add cocoa to melted butter.", "Beat eggs until foamy and gradually add sugar.", "Blend in cooled chocolate mixture and flour.", "Add vanilla and nuts.", "Bake 30 minutes in 9 x 13 pan. Makes 24."]
["cocoa", "butter", "eggs", "sugar", "flour", "vanilla", "nuts"]