Peel and chop apples into thumbnail chunks until you have 8 cups.
Preheat oven to 180°C
Grease a 9x13 baking dish.
In a large bowl combine:
- apple chunks
- 1/2 cup white sugar
- 1 tea spoon ground cinnamon
- 3 table spoons white flour
- 3 table spoons lemon juice
Flatten the apple mixture into the baking dish.
Melt 1/2 cup butter in microwave.
In the same bowl combine:
- butter
- 2 cups rolled oats
Then combine:
- 1/2 cup white flour
- 1 tea spoon baking powder
- 1 tea spoon ground cinnamon
- pinch of salt
- 1 cup brown sugar
Flatten the topping onto the apple mixture.
No need to wait for oven to reach tempertue.
Bake 40 minutes uncovered.
Take out of oven and loosely cover with tin foil.
Let sit 10 minutes before eating.
Serve with ice cream.