Chubby Hubby Meatloaf Recipe

Name: Chubby Hubby Meatloaf Recipe
Ingredients: 1 tablespoon vegetable oil; 1/2 small onion, minced; 2 small garlic cloves, minced; 1 cup ketchup; 1 tablespoon apple cider vinegar; 1 teaspoon soy sauce; 2 teaspoons worcestershire sauce; 1/4 cup brown sugar; 1 teaspoon chili powder; 2 teaspoons hot sauce, (optional); Salt and pepper, to taste; 1 large onion, diced; 1/2 cup carrots, diced; 1/2 cup celery, diced; 1 1/2 pounds ground beef, or a mixture of pork and beef; 3/4 cup uncooked oats or breadcrumbs; 1/2 cup buttermilk; 2 eggs, beaten; 1/2 teaspoon horseradish; 1 tablespoon worcestershire sauce; 1 teaspoon salt; 1/2 teaspoon pepper