Put the chunks of potato and cauliflower in a large saucepan, crumble in the stock cube and cover with boiling water. Bring to the boil, then reduce the heat and simmer for 8–10 minutes until the potato and cauliflower chunks are soft. Remove from the heat and drain well.
Put the drained potato and cauliflower back into the saucepan (off the heat) and mash with