Perfect during the winter months
Preheat oven to 375 degrees.
In a large bowl, mix oats, raisins or Craisin, milk, brown sugar, butter, cinnamon, salt and apples. Pour into a greased 2 quart casserole dish.
Bake uncovered 50 minutes to 1 hour, or until most liquid is absorbed. Top with walnuts if desired.
Serve chopped walnuts, a little brown sugar and extra milk, if desired.