Fudge Brownies
["1/2 c. butter", "2 eggs", "4 Tbsp. unsweetened chocolate", "1 c. sugar", "1 tsp. vanilla", "3/4 c. all-purpose flour", "1/2 c. chopped nuts (optional)"]
["Preheat oven to 350\u00b0. Grease 8 x 8-inch baking pan. Melt butter and chocolate. Remove from heat; stir in sugar. Add eggs and vanilla; beat lightly just until blended. Don't overbeat. Stir in flour and nuts. Spread batter in pan. Bake in a 350\u00b0 oven for 20 minutes. Cool. Cut."]
["butter", "eggs", "unsweetened chocolate", "sugar", "vanilla", "all-purpose", "nuts"]