3 roasted spiced grapes chicken Recipes

sliced yellow onion, carrots , quartered lengthwise and cut into 1/2-inch pieces (about 3 cups), olive oil, divided, kosher salt, divided, freshly ground black pepper, divided, ground cumin, ground coriander, ground cinnamon, ground red pepper, bone-in, skin-on chicken thighs, trimmed (about 1 1/2 lb), seedless red grapes, picholine olives, pitted, chopped fresh flat-leaf parsley

coarse kosher salt, bay leaf, fennel seeds, dried lavender blossoms, whole black peppercorns, whole allspice, duck breast halves (about 1 3/4 lb total ), extra-virgin olive oil, garlic cloves, peeled , smashed, cavolo nero or other kale, thick center stems removed, leaves cut crosswise into 1-inch-thick slices (about 16 cups), low-salt chicken broth, red seedless grapes, stemmed