Silken Tofu with Gingered Soy Sauce

Raw ginger brings its full rasping heat, mingled here with sourness, umami and deep complexity. This is the sort of handy store-cupboard meal that can be made in minutes. For tofu-sceptics, concerned perhaps about it being bland or rubbery, it also may be the dish to win them over, whilst enthusiasts will already know about the pleasing wobble-bellied, tremulous texture that makes silken tofu so irresistible.

One of the flavours here is chinkiang vinegar, a Chinese black vinegar mad