Finnish Apple Cake
["1/4 lb. butter", "1 c. sugar", "2 eggs", "2 c. sifted flour", "1 1/2 tsp. baking powder", "dash of salt", "3/4 c. sour cream", "3 apples", "2 Tbsp. sugar, mixed with 1 tsp. cinnamon"]
["Cream butter and sugar.", "Add eggs.", "Resift flour, baking powder and salt.", "Add to batter alternately with sour cream.", "Mix until batter is velvety and pour into well-greased 9 x 13-inch baking pan.", "Insert apples, rounded edge up.", "Sprinkle with sugar and cinnamon.", "Bake at 350\u00b0", "for 30 to 35 minutes."]
["butter", "sugar", "eggs", "flour", "baking powder", "salt", "sour cream", "apples", "sugar"]