Meatloaf Topped with Bacon and Cheese

Name: Meatloaf Topped with Bacon and Cheese
Ingredients: 2 pounds ground turkey; 2 pounds ground beef; 2 pounds ground pork; 12 eggs; 2 cups plain bread crumbs; 1 ounce olive oil; 3 ounces celery, chopped; 2 ounces red bell pepper, chopped; 3 ounces shiitake mushrooms, chopped; 3 ounces button mushrooms, chopped; 1 tablespoon garlic powder; 1 tablespoon ground cumin; Salt and freshly ground black pepper; 1 cup ketchup; 1/2 cup soy sauce; 1/4 cup brown sugar; 12 slices bacon; Mozzarella cheese slices