Caramel Apple Bake

Here's a video that shows you how to make it:
View this video on YouTube
INGREDIENTS
Serves 8-10
Caramel Apple Filling:
7 apples (recommended: Granny Smith or Pink Lady)
1 tablespoon lemon juice
1 teaspoon cinnamon
½ teaspoon salt
2 tablespoons flour
1 cup brown sugar
Topping:
1/2 cup butter, chopped into small pieces
1 teaspoon cinnamon
½ cup white sugar
½ cup brown sugar
⅓ cup flour
PREPARATION
1. Preheat oven to 350ºF/180ºC.
2. Core apples and cut into ¼-inch slices, then cut those slices in half width-wise.
3. In a large bowl, combine apples and all filling ingredients. Stir well and transfer to a 13 inch x 9 inch baking dish.
4. For the topping - in a separate bowl, combine all topping ingredients and mash together with a fork until it forms into small and medium-sized clumps.
5. Sprinkle the topping evenly over the apples.
6. Bake for 40-45 minutes or until the liquid has thickened and the apples are tender.
7. Cool for 10 minutes and serve with a scoop of vanilla ice cream.
8. Enjoy!