INGREDIENTS
1/4 cup
spaghetti sauce
1 tbsp
vegetable oil
1 lb
bulk pork sausage
2
zucchini, quartered and sliced
1 lb
ricotta cheese
1
egg white
8 oz
shredded mozzarella cheese
1/4 cup
grated Parmesan cheese
6
no-boil lasagna noodles, or more if needed
2 cups
spaghetti sauce, divided
1/2 cup
grated Parmesan cheese