In a 9x12'' rectangular pan, lined with tin foil, drizzle approximately 1 Tbsp of olive oil. Spread 1/3 of the Pumpkin Turkey Sauce evenly. Spread 1/3 of the zucchini and mushroom evenly.
Place 4 lasagna noodles over the sauce and vegetables.
Spread 1/3 of the ricotta cheese mixture over the noodles. Spread 1/3 of the mozzarella cheese over the ricotta. Spread 1/3 of the parmesan cheese over it.
Create the second layer - Spread 1/3 of the meat sauce and 1/3 of the vegetables.
Place another 4 lasagna noodles over the sauce and vegetables.
Spread another 1/3 of the ricotta cheese mixture over the noodles. 1/3 of the mozzarella cheese and 1/3 of the parmesan cheese over it.
Create the final layer - Spread the remaining meat sauce and vegetables over.
Place final 4 lasagna noodles over the sauce and vegetables.
Spread the remaining cheeses over the noodles evenly.
Bake at 350 F, covered with tin foil for 35 minutes, and remove tin foil for another 8 minutes of baking. Adjust to boil at 450 F for 2 minutes for a golden brown cheese top. Serve hot and remove from pan when still hot to prevent sticking to the tin foil.