1. remove the peel from the watermelon. For decoration, give away eight nice pieces of melon, cover, refrigerate. Roughly dice remaining watermelon and freeze in freezer for 3 hours.
Cut the Charentaise melons into eighths, remove the skin and remove the seeds. Set aside eight nice pieces for decoration. Finely grind remaining pulp with 30 g sugar and 6 tbsp juice of one lemon using a hand blender.
Put frozen watermelon, vodka, 30 g sugar and 4 tbsp juice of one lemon in a tall container and mash finely with a hand blender. 4.
Roll melon pieces in remaining sugar and thread onto eight wooden skewers. Fill both melon drinks into eight glasses and top up with sparkling wine. Garnish with the melon skewers.
Nutritional value: 150 Kcal/glass