Cook and crumble the sweet Italian sausage until no loner pink. Drain on paper towels and dab the top of excess grease. Mix it with 4 cups of sauce(reserve the rest) and set aside.
In a separate bowl, blend the ricotta cheese, eggs, basil chiffonade, Parmesan cheese and salt.
Cook the lasagne noodle 2 minutes less than time specified, about 6 minutes.. Drain and separate.
In the bottom of a prepared 13 x 9 x 2 pan, spread 1 cup of Marinara sauce..
Repeat the following layers 3 times:3 lasagna noodles 1/3 of ricotta mixture, about 1 cup4 oz shredded Mozzarella cheeseMarinara Meat sauce about 1 1/2 cups Top with 3 more lasagna noodles, the remaining sauce and Mozzarella cheese.
Cover and seal with foil to prevent leakage while baking. Place on a rimmed baking sheet.
Bake at 350 degrees for 45 minutes. Remove the foil and increase the heat to 400 degrees. Bake an additional 15 minutes. Let it stand about 10-15 minutes before cutting to serve.
Slice horizontally between the noodles. Then slice vertically for desired serving sizes.
Refrigerate any leftovers.