1 quart spaghetti sauce
1 1/2 pounds ricotta cheese, part skim milk
1 1/2 pounds mozzarella cheese, part skim milk
3/4 pound italian sausage
1 1/2 cups parmesan cheese
1 each egg — beaten
6 ounces spinach — cooked
1 teaspoon sugar
1/4 teaspoon nutmeg
Cook sausage in skillet and drain, set aside. Mix ricotta, spinach, egg and spices until smooth Pour 1 cup sauce into bottom of baking dish Cover with a layer of cooked lasagna noodles. Add a layer of ricotta, mozz and sausage. Top with a layer of sauce and grated cheese.
Bake in a moderate oven for 35 min.