in a skillet cook 6 bacon slices. crumble; set aside.
discard all but 1 tbsp. drippings, add 3 chopped apples & 1 chopped onion,
& cook 5mins; set aside. melt 2 tbsp. butter in skillet. stir
in 2 tbsp. flour & 1/4 tsp.black pepper. add 2 cups milk.
cook until thickened. stir in 2 tsp. dijon mustard, 1 cup shredded white
cheddar, & 1 cup shredded smoked gouda until melted. stir in 8oz.
cooked shell macaroni, apples, & half the bacon. transfer to a baking
sish. bake in a 350 degreesF oven 30mins. top w/remaining bacon.