Place zucchini, yellow squash, and mushrooms on a lightly oiled cookie sheet into a preheated 350 degree F oven for 20 minutes or until lightly browned. Cool slightly.
Mix 1 egg with 15 oz of Ricotta Cheese
To make lasagna, coat the bottom of a 9 x 13 inch baking pan with tomato sauce, cover with a layer of noodles followed by zucchini, yellow squash, mushrooms, and basil, followed by a layer of the ricotta cheese and mozzarella. Repeat.
Top with tomato sauce, Mozzarella and Parmesan Cheese. Place in preheated 375 degree oven and bake until golden brown, about 30 minutes