Brigitte's Mac and Cheese

Brigitte's Mac and Cheese by Tracy W.

Box of cooked macaroni
Bacon (as much or as little as you like)
1 onion: sauté onion in a little bacon grease
Feta cheese 6-8 oz
Mozzarella cheese 2-3 cups
One pint of whipping cream

Mix all together.
Top with Mozzarella cheese. Cook at 350 for 30 minutes.