Passover Apple Cake Potato Starch. Beat eggs in mixer for about 5 minutes. Add sifted items to the egg mixture.
Sift together potato starch, cake meal, and pinch salt. In a medium bowl, whisk together the matzo meal, potato starch, baking powder, and salt, and set aside. Preheat oven to 350 degrees fahrenheit (180 degrees celsius).
In a separate bowl, toss apples with brown sugar, 1 teaspoon cinnamon and nutmeg.
Add the apple filling using a slotted spoon, leaving the accumulated liquid behind. Add sifted items to egg mixture. In a separate bowl, toss apples with brown sugar, 1 teaspoon cinnamon and nutmeg. Pour the apples into the dish then pat remaining dough over the apples.