Preheat the oven at 425 degrees F
In a small bowl mix the melted butter, the brown sugar, oats, 1 1/2 tablespoons apple juice concentrate, and flour.
Mix and set aside
Place the sliced apples in the skillet.
Sprinkle the pumpkin pie spice, sugar, salt over the apples.
With clean bare hands, mix the apples with the mixture, make sure they are coated.
Pour the 1/4 cup apple juice concentrate and water over the apples.
Sprinkle the apple crumble on top.
Place in the oven for 17-25 minutes