Texas Bar Cake
["2 sticks butter or margarine", "4 Tbsp. cocoa", "1 c. water", "2 c. flour", "1 tsp. baking soda", "2 c. sugar", "2 eggs", "1/2 tsp. salt", "1/2 c. sour cream"]
["Preheat oven to 350\u00b0.", "Bring butter, cocoa and water to a boil and cool.", "Add mixture to rest of ingredients. Beat well and pour into a greased 13 x 9-inch pan. Bake at 350\u00b0 for 30 to 35 minutes."]
["butter", "cocoa", "water", "flour", "baking soda", "sugar", "eggs", "salt", "sour cream"]