Preheat oven to 375°F Pare, core, and side into 13"x9" pan: 8 cups tart apples Season with 2 Tbsp lemon juice Work like pastry: 2/3 cup flour 1 cup brown sugar 1/2 cup butter 2 tsp cinnamon 1/2 tsp nutmeg 2 cups oatmeal Mixture must be lightly worked so it becomes crumbly Spread over apples. Bake about 30 minutes