https://www.thechunkychef.com/old-fashioned-easy-apple-crisp/

0. Peel and Chop or slice apples
1. Preheat oven to 350 F degrees. Butter an 8×8 baking dish, or spray with non-stick cooking spray. Set aside.
2. In a mixing bowl, add chopped apples, granulated sugar, some of the cinnamon and lemon juice. Stir to combine, then transfer to prepared baking dish.

!! Use gluten free flour for KT and make sure the old fashioned oats are gluten free, make small portion for her, same steps.

3. In a separate mixing bowl, add topping ingredients (brown sugar, oats, flour, 1 tsp cinnamon, salt, and diced cold butter). Use two fork to cut the butter into the oat mixture, using a slight downward twisting motion, until mixture resembled pea-sized crumbs.
4. Spread topping over apples in baking dish, and gently pat to even it out. Bake 40-50 minutes, until golden brown and bubbly.
5. Serve warm with vanilla ice cream and enjoy!