Pizza Pot Pie

Ingredients (9)

• + 1 pound ground sausage add to pantry
• + 1 (15 ounce) package pastry for a 9-inch double-crust pie add to pantry
• + 1 (14 ounce) jar marinara sauce add to pantry
• + 1 green bell pepper, diced add to pantry
• ✓ 1 yellow onion, diced
• + 2 cups shredded mozzarella cheese add to pantry
• + Italian seasoning, or to taste add to pantry
• + garlic powder, or to taste add to pantry
• + 10 pepperoni slices, or more to taste add to pantry