Crockpot Oatmeal

2 cups milk
1/4 cup packed brown sugar
1 tablespoon melted butter
1/4 teaspoon salt
1/2 teaspoon cinnamon
1 cup quick cooking oats
1 cup chopped apple
1/2 cup raisins
1/2 cup chopped walnuts

Prepare just before going to bed. Grease the inside of crockpot. Put ingredients inside crockpot and mix with wire whisk; cover. Turn on LOW. It will be ready in the morning.