Ingredients
4 tablespoons olive oil, divided
12 ounces fully cooked chicken-apple sausages (about 4), halved lengthwise, then cut crosswise into 1/2-inch-thick slices
4 cups thinly sliced green cabbage (about 1/2 small head)
3 leeks (white and pale green parts only), halved lengthwise, then thinly sliced crosswise (about 3 cups)
2 cups baby carrots, cut in half lengthwise, then halved crosswise
2 tablespoons tomato paste concentrate (from tube)
2 tablespoons chopped fresh Italian parsley
1 tablespoon chopped fresh rosemary
8 cups low-salt chicken broth