Meanwhile, to make the butter bean mash, cook the potatoes in a pan of boiling water for 15–20 minutes, or until tender. Heat the butter beans in the microwave for 1–2 minutes, or until warm ...

Remove the lid for last 10 minutes if the liquid is too saucy. Meanwhile, to make the white bean mash, heat the olive oil in a saucepan over a low heat. Add the garlic, rosemary and lemon zest and ...