1 (2 1/2-pound) skinless turkey breast, butterflied
1/2 cup dried cranberries
2 tablespoons canola oil, divided
1/2 large onion, diced (about 1 1/2 cups), plus 1 cup sliced onion
2 large garlic cloves, minced
5 slices day-old whole-wheat bread, crusts removed, cubed (about 2 1/2 cups)
1/3 cup lightly toasted chopped pecans
2 tablespoons plus 2 teaspoons fresh crumbled sage or 3 teaspoons dried, divided
1 1/2 cups low-sodium chicken broth, divided
1/2 teaspoon salt
1/4 teaspoon freshly ground black pepper
1 cup apple cider
3 tablespoons apple cider vinegar
1 teaspoon cornstarch dissolved in 1 tablespoon cold water