Preheat the oven to 375 °F
Spray a 13x9-inch baking dish
Whisk together the applesauce, the brown sugar, the egg, the melted butter, baking powder, cinnamon, vanilla extract and salt.
Stir in the milk
Stir in the uncooked oats
Stir in the coconut, pecans and chocolate chips
Pour it all into the baking dish and bake for 45 minutes, or until a toothpick or knife inserted in the center of the oatmeal comes out clean.