INGREDIENTS
1 16 ounce package
spaghetti
1 lb
ground beef
1
onion, chopped
1
jar meatless spaghetti sauce
1/2 tsp
seasoned salt
2
eggs
1/3 cup
grated Parmesan cheese
5 tbsp
butter, melted
2 cups
small curd cottage cheese, divided
4 cups
shredded mozzarella cheese, divided