Combine 2 c. grated raw potato with 1 small onion finely diced, 1 beaten egg, 1/4 c. flour, and pinch of salt. Mix well and press into well oiled 9" pie pan. Bake 30 min. @ 350 deg. Meanwhile slice 2 c. zucchini thinly, slice 3 large tomatoes, grate 2 c. cheese (provolone, swiss, cheddar or mozzarella) and dice 1 small onion. When crust is browned around the edge remove and layer half the cheese, then alternate layers of zucchini, cheese, and tomatoes sprinkling 2 tbs.chopped basil, 1 tbs. oregano, 1/2 tsp garlic powder, onion, salt and pepper to taste. Top with the remaining cheese and bake 45 min. or until the top is golden brown.