Christmas TV 2021: Netflix romcoms, holiday food and a bit of Mariah Carey

• Foodies Nigella Lawson, Gordon Ramsay and friends star in culinary capers this Christmas, while Mariah Carey belts out tunes on Apple TV+
• Jimmy O. Yang and Nina Dobrev star in festive Netflix romcom Love Hard, and the pick of this year’s ghostly tales on BBC is taken from the works of Oscar Wilde