Blackcurrant and Raspberry Cold Brew Tea This juicy blend of blackcurrant and raspberry offers all the berry goodness of a well-known fruity cordial, with none of the sugar! Naturally sweet, with a punchy hibiscus base. DIRECTIONS These tea temples have been specially made to brew in cold water. Drop the tea temple into your bottle or glass of cold water. The longer you brew it, the fuller the flavour. 1 temple + 500ml water + 7 minutes INGREDIENTS Hibiscus, apple pieces, sweet blackberry leaves, beetroot, natural flavourings, apple, citric acid, raspberry pieces.