sweet/sour meatloaf Recipe

• 1 cup crushed canned tomatoes
• 4 tablespoons light brown sugar
• 2 tablespoons red wine vinegar
• 2 teaspoons Dijon mustard
• 2 pounds ground beef
• 1 cup dry bread crumbs
• 1 teaspoon salt (or to taste)
• 1/2 teaspoon freshly ground pepper
• 2 tablespoons grated onion
• 1 large egg

Directions