1 large onion, diced
1 tablespoon canola oil
salt to taste
optional seasonings: black pepper, oregano, cumin, coriander, chopped garlic, hot smoked paprika, chilli powder—whatever you’re in the mood for (I just used black pepper, garlic and a tablespoon of fish sauce, which gives it depth)
one 28-ounce can whole tomatoes, pureed in the can with a hand blender or in a blender blender
2 pounds lean ground beef
1 box macaroni
1 cup each grated cheddar and mozzarella cheeses