Classic American Meatloaf

Name: Classic American Meatloaf
Ingredients: 2 tablespoons extra-virgin olive oil, plus more for baking dish; 1/2 cup finely chopped scallions (white and green parts); 1/4 cup grated carrots; 1/4 cup finely chopped onion; 1 teaspoon dried thyme; 1 teaspoon ground cumin; 1/2 teaspoon sweet paprika; 1/2 teaspoon garlic powder; 1/2 teaspoon onion powder; 1/2 cup ketchup; 2 teaspoons gelatin; 2 pounds ground beef chuck; 1/2 pound ground pork; 2 large eggs, beaten; 1/2 cup dried bread crumbs; Kosher salt and freshly ground black pepper; 1 teaspoon Worcestershire sauce; 1/2 teaspoon dry mustard