Preheat oven at 300° F.

Whisk egg whites until stiff. Gradually add sugar, whisking all the time until very stiff.

Fold in vanilla, vinegar, and cornstarch.

Line baking tray with parchment paper and spoon mix onto baking tray and spread out, but not too thin.

Bake for 1 hour. Cool on wire rack then transfer to plate. Top with whipped cream and decorate with fruit.