Preheat the oven to 180°C/fan 160°C gas mark 5. Melt the butter in a pan and gently cook the onion without colouring for 2-3 minutes; remove from the heat and leave to cool. Peel the celeriac and cut ...

These ingenious avocado slicers and tools help to prevent avocado hand, a serious injury caused by the reckless cutting or ...