Equipment and preparation: you will need a deep 20cm/8in round tin and a kitchen thermometer for this recipe ... mix the grapefruit and orange juice and honey in a saucepan and heat gently ...

chilli, other citrus fruit, shellfish and salad leaves all favour grapefruit in savoury dishes. Freshly squeezed grapefruit juice also makes refreshing sorbets, jellies, mousses and syllabubs.

Grapefruit juice perfectly complements the lime juice and tequila ... which culminated in a new style of margarita that you can easily mimic at home. Since most margarita recipes call for an orange ...