1 tbsp. oil
3 (15 oz.) jars marinara sauce
1 lb. Italian sweet sausage
1/2 c. dry red wine
1/4 tsp. sugar
3/4 lb. lasagna noodles

RICOTTA MIXTURE:

2 c. Ricotta cheese
2 eggs, beaten
1 (10 oz.) frozen spinach, thawed
1/4 tsp. salt and a pinch of pepper
1 tbsp. chopped fresh parsley
2 to 3 c. grated Mozzarella cheese
3/4 c. grated Parmesan cheese

Brown sausage in oil and drain. Stir in remaining sauce and simmer 30 minutes, stirring well. Mix Ricotta, eggs, spinach, and seasonings together. Blend grated cheese. Spread 2 cups sauce in 9 x 13 inch pan. Layer noodles, Ricotta mixture, and then cheese. Continue layering. Top with grated cheese. Bake at 350 degrees for 40 minutes. Let stand 10 minutes before serving.