1 1/2 pounds lean ground beef 1 tablespoon finely chopped onion 1/2 cup fresh breadcrumbs Salt and pepper 4 ounces Cheddar cheese, diced 1 tablespoon tomato paste 1 tablespoon red wine vinegar 2 tablespoons honey 2 teaspoons dry mustard 1 tablespoon Worcestershire sauce 1 1/4 cups chicken stock 2 teaspoons flour Juice of 1 orange […]