Eva Peck's Sweet and Sour Kugel

Dough:
5 c. flour
1/4 c. sugar
pinch of salt
1/2 tsp. baking soda
3/4 c. salad oil
3 eggs
1 c. lukewarm water

Filling:
6 to 8 apples, grated
raisins
sugar
chicken fat

Sauce: Boil together:
1 c. water
5 crystals sour salt
3/4 c. sugar
1 Tbsp. shortening 

Place dry ingredients in bowl; add oil, eggs, and water. Mix thoroughly until dough leaves the side of bowl clean. Knead and invert in bowl and cover with a towel. Roll 1/4 of dough into a rectangle; spread with small amount of chicken fat. Sprinkle with sugar and raisins. Line lower edge of dough with apples. Roll as for jelly roll, slice, and place in a dutch oven greased with chicken fat. (Place pieces cut side down.) Repeat, stacking slices on top of each other until all the dough is used up. Cover and bake at 350 degrees until slightly brown. Pour sauce over kugel; remove lid and bake until rich brown. (Submitted to "Try It Your'll Like It," Temple Beth-El Sisterhood, Richmond VA, by Sylvia Peck.)