Fudge Brownies
["1 stick butter", "1/2 c. cocoa", "1 c. sugar", "2 eggs", "1 tsp. vanilla", "1/2 c. flour", "1/4 tsp. salt", "1/2 c. nuts (optional)"]
["Preheat oven to 350\u00b0.", "Grease an 8 x 8 x 2-inch pan.", "In a medium saucepan, melt butter over low heat.", "Remove from heat, add cocoa and stir until well blended.", "Add sugar and mix well.", "Add eggs, one at a time, and beat well.", "Stir in vanilla, flour and salt.", "Do not overbeat.", "Fold in nuts.", "Spread in pan and bake 25 to 30 minutes."]
["butter", "cocoa", "sugar", "eggs", "vanilla", "flour", "salt", "nuts"]