Apple Crisp

8 cups sliced, peeled apples
2/3 cups flour
1 1/3 cup brown sugar
1 tsp cinnamon
1 1/2 cups quick oats
2/3 cup melted butter

Arrange apples in 9x12 pan.  Combine remaining ingredients and sprinkle over top of apples.  Bake @375 30-40 minutes.  If you half the recipe use a square pan.