Artichoke Pie

Name: Artichoke Pie
Prep time: 10 min
Cook time: 55 min
Total time: 1 h 5 min
Cuisine: American
Ingredients: 2 teaspoons extra virgin olive oil; 1 large onion (chopped); 1 9-inch frozen pie crust ((regular size, not deep)); 15 oz can artichoke hearts ((in water) drained and quartered); 4 large eggs; 1/2 cup grated parmesan cheese; 1/4 cup chopped parsley; 1 1/3 cups shredded part-skim mozzarella