Spinach Lasagne - cooking recipe

Ingredients

9 to 12 pieces sesame or whole wheat lasagne noodles
1 lb. fresh or frozen chopped spinach (if fresh, no stems)
1 lb. soft tofu or Ricotta cheese
1 c. Parmesan cheese
3 egg whites
1 lb. fat-free soy Mozzarella or plain Mozzarella
26 oz. jar spaghetti sauce (1/2 c. will be used; 1/4 c. and 1/4 c. in final steps)

Preparation

Boil until tender the lasagne noodles (about 10 minutes). Prepare filling by mixing tofu that has been mashed, Parmesan, 3 egg whites and spinach that has been steamed and drained very well.
Add spaghetti sauce to mixture except 1/2 cup.