Tomato pie with polenta crust - vegetarian recipe for Clifton  . thisvegetarian.com/ - The new gener

Ingredients

• olive oil
• 3 tomatoes
• 1 small zucchini
• 1 red onion, thickly sliced
• 1/4 teaspoon each salt and pepper
• 1/2 cup cornmeal
• 3/4 cup water
• 1/2 cup milk
• 1 egg white
• 1/2 cup grated Parmesan cheese
• 1/4 cup flour
• 1 teaspoon baking powder
• 1/4 teaspoon salt
• 1/4 cup chopped fresh parsley
• 1/4 teaspoon chopped fresh thyme
• 1/4 cup Emmenthal cheese