To Prep
Combine all ingredients and stir through until sugar dissolves. Leave for at least 15 mins before serving.
Cut tofu into slices about ½ cm thin and about 4cm wide and place on a plate.
Mix together the hoisin sauce, soy sauce, Shaoxing wine, sugar, cracked pepper, five-spice powder and oil. Pour over the tofu slices to marinade.
To Cook
Cook in a frying pan until sauce thickens. Remove from heat.
Steam or microwave bao according to packet instructions.
Fill bao with cucumber slices, sticky tofu, pickled vegetables, coriander and spring onion. Serve and enjoy.