INGREDIENTS
1 tbsp
olive oil
1 lb
mild sausage
2 tsp
kosher salt
1/2 tsp
pepper
1 cup
onion
1 tbsp
garlic
28 ozs
canned tomatoes
1/4 cup
basil
4 larges
zucchini
1/2 cups
whole-milk ricotta cheese
1/2 cup
parmigiano-reggiano cheese
1 large
egg
16 ozs
pre-shredded low-moisture part-skim mozzarella cheese