You’re not the first to get them mixed up. The little green garnish you see on baked potatoes and in savory biscuits may look like green onions, but they’re actually chives. The two are ...

Chives are in season in spring and summer. Fresh chives are widely available from supermarkets and garden centres. Do not substitute fresh chives for dried, as the finished dish will taste musty.

Spring onions should have dark-green leaves and fresh-looking roots. Choose firm bulbs with even-coloured skins and no signs of sprouting. Serve spring onions in salads, or sprinkled over Chinese ...