Sour Cream Pound Cake
["3 c. sugar", "3 c. flour", "6 eggs, separated", "1/4 tsp. soda", "1/2 tsp. salt", "1 (8 oz.) sour cream", "1 tsp. vanilla", "1 tsp. butter flavoring", "1 tsp. lemon flavoring", "2 sticks butter, softened"]
["Mix well the butter, sour cream and flavorings.", "Add egg yolks, beating one at a time.", "Beat in flour, salt and soda.", "Fold in frothy egg whites last."]
["sugar", "flour", "eggs", "soda", "salt", "sour cream", "vanilla", "butter", "lemon flavoring", "butter"]