1 tablespoon olive oil |
1 large onion, chopped (1 1/2 cups) |
2 garlic cloves, minced |
3/4 teaspoon salt, divided |
1/2 teaspoon pepper, divided |
1 1/2 tablespoons Worcestershire sauce |
1/3 cup fat-free, less-sodium chicken broth |
3 tablespoons ketchup, divided |
1 3/4 pounds ground turkey, 97% lean |
3/4 cup dry breadcrumbs |
1 large egg, lightly beaten |
1 large egg white, lightly beaten |