Winter might seem like a lean time, but forget getting by on imported or tinned food - Britain's farmers are on hand with a bounty of nutrient-packed fruit and veg. Fill up on fuel for your winter training with the very best of British - and as well

on summer fruits when they're fresh and cheaper. Freeze berries and chopped fruit (they won't lose much nutritional value) ready to tip into your blender for a little summer sunshine – and vitamin C – on a dark winter morning.

seasonally, with Britain's countryside kicking back into action after the long winter to produce a feast of tasty and tender young vegetables. As the days get longer and the weather gets milder the first fruits of the season, such as rhubarb, will be finding