Blueberry Cake
["1 1/2 c. sifted flour", "1 tsp. baking powder", "1/2 tsp. salt", "2 egg whites", "1 c. sugar", "1/2 c. shortening", "1/3 c. milk", "1 1/2 c. blueberries", "2 egg yolks", "1 tsp. vanilla", "1 c. sour cream", "2 1/2 c. sugar", "6 eggs", "2 sticks butter (no substitute)", "3 c. flour", "rind and juice of 1 lemon", "1 tsp. vanilla"]
["Cream butter and sugar; add eggs, one at a time, beating well after each.", "Add flour alternately with sour cream and lemon juice.", "Add vanilla and lemon rind.", "Pour into greased and floured tube pan.", "Place in cold oven.", "Bake at 325\u00b0 for 1 hour and 25 minutes or until done."]
["flour", "baking powder", "salt", "egg whites", "sugar", "shortening", "milk", "blueberries", "egg yolks", "vanilla", "sour cream", "sugar", "eggs", "butter", "flour", "rind", "vanilla"]