Champagne and Raspberry Gratin

• 450 g raspberries
• 55 g caster sugar
• 2 large

Preheat the grill to its highest setting. Set aside about 20 of the largest raspberries for serving. Divide the rest between four individual ovenproof dishes and place the dishes on a large baking tray.

Put the sugar and egg yolks into a large heatproof bowl and set the bowl over a pan of barely simmering water. Using a hand-held electric whisk, beat the mixture until it is thick, cream