"Enough" apples peeled, cored, and quartered*
1/2 lb. butter
4 cups flour
3/4 cup sugar
1 1/2 tsp. baking powder
1 tsp. vanilla
Combine all ingredients except apples and tapioca. Work together to create chunky crumbs. Spread and pack crumbs on bottom and sides of "tube" pan. Reserve 1/3 of crumbs for top of cake. Sprinkle with tapioca. Place sliced apples over crumbs. Dot with 1/4 lb butter. Sprinklw with sugar and cinnamon. Vocer with the remainder of crumbs.
Bake at 325 degress for about 1 hour and 15 minutes.
*Grandma is not really sure about the quantity of apples, she simply said, "use enough." Okay . . .