«Prepare this mixture in advance and then bake at the last minute.»
Preheat the oven to 180'C.
Zest the orange. Cut the passion fruits in half and scrape out the seeds and the juice.
Whisk together the egg whites, sugar, flour and ground almonds.
Melt the butter and keep on the heat until it turns a dark brown colour - beurre noisette.
Stir the beurre noisette into the almond mixture and then add the orange zest and passion fruit.
Spoon the batter into flexible silicone moulds and bake for 10-12 minutes until firm and golden brown.
Dust with icing sugar and they are ready to serve.