M&S Collection Pesto Chicken & Tomato & Mozzarella Chicken Roll A perfectly paired flavour combination of British chicken and spinach, basil and pumpkin seed pesto with British chicken, roast tomato and mozzarella wrapped in all butter handcrafted pastry. Oven cooks in 15 minutes. Serves 2. Welcome to Collection from M&S, where exceptional quality and intricate attention to detail makes for something truly special.