Savory Mashed Potato Pie

Name: Savory Mashed Potato Pie
Total time: 1 h 35 min
Yield: 8 servings
Ingredients: 1 refrigerated pie crust softened as directed on box, from 15-oz box; 2 cups water; 3 tablespoons butter or 3 tablespoons margarine; 1/2 teaspoon salt if desired; 1/2 teaspoon garlic powder; 1/8 teaspoon white pepper; 2 1/2 cups mashed potato flakes hungry jack; 1/2 cup sour cream; 1/4 cup bacon bits or 4 slices bacon, cooked, crumbled; 1/2 cup green onion thinly sliced, about 8 medium; 1 cup shredded cheddar cheese 4 oz; 2 tomatoes small, thinly sliced; 1 tablespoon olive oil; 2 tablespoons sliced green onions thinly, 2 medium for garnish; 1/2 cup sour cream garnish