To prepare Raspberry Icing Sugar,  mix together freeze dried raspberries and icing sugar until combined, in a small bowl. 

Rim the glass with lemon wedge and dip into raspberry icing sugar. Fill with ice.

In a cocktail shaker, muddle fruit together with gin and lillet.

Add Canada Dry Premium Tonic to shaker, swirl it and pour over ice. Garnish with a sugared berry skewer.