Lasagna with sprinkles

1 lb about 3 medium-sized zucchini , ends removed and sliced lengt hwise into wide, flat strips 1 large portabella mushroom , sliced into strips 1 large[...]

2 (1 1/4 lb) packages diced tomatoes 1 (29 ounce) can tomato sauce 1 (12 ounce) can tomato paste 1 (13 1/4 ounce) can mushroom stems and pieces 1 small summer[...]

2 cups raw filbert nuts, soaked in water for at least 1 hour 2 tablespoons lemon juice 2 tablespoons nutritional yeast (available in health food stores)[...]