Vegetarian

Any kind of dried beans can be substituted for canned beans, if preferred. Soak beans overnight. Boil until tender; drain. Use patience when spreading polenta into prepared pan; it tends to move and slip but can eventually be worked into corners of pan. Polenta can be made 1 day ahead to the refrigeration stage. Note

Instant mash is a dried mashed potato mix reconstituted with boiling liquid to give a light buttery flavour. It is available from most supermarkets. Note

Choose an oyster-flavoured sauce without any seafood content such as mushroom oyster sauce. Check the label if you are unsure. Note

Use a lemon zester to make lemon rind strips for decoration; soak them in iced water to make them curl. Note

Use roti bread instead of the naan, if you prefer. Note