INGREDIENTS
3 larges
eggs
2 tbsp
fresh flat-leaf parsley
10 servings
kosher salt
1 lb
lean ground beef
2 cups
marinara sauce
1 tbsp
olive oil
1/2 cup
parmesan
1 cup
shredded mozzarella
1/2 cup
skim milk ricotta cheese
1 lb
spaghetti
1 medium
yellow onion