Crockpot Mac-n-Cheese

What you need:-crockpot
-cooking spray
-1 tbsp salad oil
-box of macaroni
-1/2 cup of butter
-1 can condensed milk
-1 1/2 cups milk
-3 cups sharp cheddar cheese
-1/2 cup mozzarella. Swiss, or gryuere cheese
-1/2 cup Parmesan cheese
-1/2 cup bread crumbs (I used Italian bread crumbs)
-1 tsp salt
-1/2 tsp onion powder
-1/2 tsp pepper

Steps:
-cook macaroni in boiling water on stove top
-spray inside of crockpot with cooking spray
-toss macaroni and salad oil together in crockpot
-add all other ingredients EXCEPT bread crumbs and about 1/2 cup of the sharp cheddar cheese
-cover and cook on low for 3-4 hours, stirring occasionally
-about 30 min before you serve, sprinkle bread crumbs and remaining cheese on top

Credit to: http://www.momswhothink.com/crock-pot-recipes/crock-pot-pasta.html