Heat the peanut oil in wok over a high heat then add the garlic, ginger and chilli. Stir-fry for a few seconds, then add the fermented salted black beans, chilli bean paste, sweetcorn and tofu and stir-fry for 10 seconds.
Add the rice wine, tamari, vinegar and stock and bring to the boil. Stir in the Sichuan preserved vegetables and blended cornflour.
Garnish with the ground peppercorns, spring onion, sesame seeds, coriander and serve with some cooked jasmine rice.
