Bring large pot of water to a boil. Cook noodles until al dente. Drain and rinse noodles in cold water. Lay on moist towels and set aside.
3
HEat oil in panover medium heat. Add onion, pepper, mushrooms, salt and pepper and cook until softened and liquid evaporates. Add spinach and cook until wilted, about 2 minutes. Stir in tofu.
4
Place cottage cheese and liquid egg in a small bowl. Stir and set aside.
5
Ladle 1/2 cup of pasta sauce into the bottom of a 9x13 pan. arrange 2 noodles on top of the sauce. Spread 1/3 of the spinach mixture, then 1/3 cottage cheese mixture. Spread another 1/2 cup of sauce on top, and then sprinkle 1/3 cup of the mozzarella. Repeat the layers, ending with the noodles. Spread the remaining sauce and top with remaining mozzarella and parmesan.