Savory Bacon Onion Tomato Pie with Cheesy Topping - Zest Plate

Ingredients

• 1 pre-baked deep 9-inch pie shell
• 6-8 thick slices of bacon, fried crisp and chopped
• 2 medium tomatoes, thinly sliced
• 1 large yellow onion, very thinly sliced
• 1 1/2 cups shredded mozzarella cheese
• 1/2 cup mayonnaise
• 1/2 cup sour cream
• 1 tablespoon all-purpose flour
• 1/2 teaspoon garlic powder
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 1 tablespoon fresh parsley or chives, chopped