Preheat oven to 180. Line baking pan with baking paper.
Beat 6 egg whites until stiff
Add 1 ½ c or 300g caster sugar
Beat on high 2 minutes
Sift in 1/4 cup cocoa powder
Add 1 teaspoon balsamic vinegar
1 teaspoon cornflour
Beat on low speed to combine
With a spatula fold in
50g choc chips
1/2 cup toasted hazelnut meal
Place on baking paper and shape into a 20 cm circle
Place in oven, turn down to 150, and cook 1-1/4 hours.
Top with 300 mls whipped cream,
250g strawberries or frozen berries pureed to a coulis.
Grated chocolate
Serves 6 but you can easily halve or double the quantities.
Hazelnut meal is available in the supermarket. Place in a saucepan without oil on medium heat and cook until it is toasted.