Core, peel and slice the apples. Melt the butter and mix the rest in with it. Pour over apples and mix around so the apples are coated. Put in an unbaked pie shell.
Combine brown sugar, flour, melted butter and nuts. Spread over top of the filling. Bake at 375° F. for 50 minutes, or until it is bubbling.
NOTES: One-crust apple-crumb pie; The pie can also be frozen and then baked, right from the freezer, at 360° F for 90 minutes. The pies will keep a very long time in the freezer and not be worse for wear.Servings: