Apple Crisp Crumble Oats

6 medium apples (I use Granny Smith apples 🍏) - peeled and sliced 1/2 sugar 1/2 brown sugar 1 teaspoon cinnamon 1 teaspoon apple pie seasoning Pinch of salt 1 lemon - squeezed 2 tablespoons all purpose flour Topping 1 cup all purpose flour 1 cup old fashioned oats 3/4 cup brow