Apple Crisp with crumbs

10 cups all-purpose apples, peeled, cored and sliced 1 cup white sugar 1 tablespoon all-purpose flour 1 teaspoon ground cinnamon 1/2 cup water 1 cup[...]

3 large McIntosh apples - peeled, cored, and chopped 1/4 cup water 2 tablespoons white sugar 1/2 teaspoon ground cinnamon, or to taste 2 cups all-purpose[...]

1 cup all-purpose flour 3/4 cup rolled oats 1 cup brown sugar 1 teaspoon ground cinnamon 1/2 cup butter, melted 4 cups peeled, cored and sliced apples 1/2 cup[...]