When the weather is hot and midsummer’s bounty of berries, stone fruit, melons and bananas need a life after the fruit bowl, these frozen desserts are just a quick blitz away. Who needs an ice-cream machine when granita, sorbet and ice blocks can be devised with a swift spin in a blender and a few hours of chill in the freezer? Many of these recipes can be prepared in under 15 minutes, leaving more time for summer’s ultimate pastime: doing nothing at all. Liam Charles’ breakfast berry smoothie popsicles (Pictured above) Tell the kids they’re getting ice-cream for breakfast. Then