Summer cheese and a glass of something chilled: a guide

As the midsummer sun climbs into the sky our thoughts turn inevitably to light suppers on the terrace, river-side picnics and all forms of al fresco gourmandising. At the same time, the headier reds of the cooler months are put aside for fresher delights, chilled white and rosé in the main (plus the odd light red or refreshing sherry). And cheese is most definitely on the menu.