Roast Duck with Spicy Christmas Rub and Marsala Gravy

Ingredients 1 duck (roughly 1.6kg) sea salt reshly ground black pepper 2 heaped teaspoons of five-spice 1 clementine 6 fresh bay leaves for the gravy 1 bulb of garlic , halved across the middle 2 carrots , trimmed and sliced 2 red onions , peeled and sliced 3 tablespoons plain flour 100 ml Marsala 1…