| Preheat oven to 325 degrees F. Cut zucchini into 1/8-inch slices. Heat shortening in a large skillet. Add onions and cook over medium heat until transparent. Add zucchini and cook until just tender, turning occasionally. Add tomatoes, parsley, salt, pepper, oregano, 1/2 C. bread crumbs, and cheeses. Stir in eggs. Grease 11-inch pie pan or a 14-inch pizza pan and coat well with 1 T. bread crumbs. Pour zucchini mixture into prepared pan and spread out evenly. Sprinkle with remaining breadcrumbs (1 T.) and bake for 1 hour and 15 minutes. Let cool slightly. Cut into wedges and serve. | 
