Financier with hazelnut flour
100g hazelnut flour or 50g hazelnut/50g almond flour
250g egg whites
250g browned butter
1tsp vanilla extract or 1/2 vanilla bean
300g icing sugar
Mix all dry ingredients first, add egg whites and finally the browned butter which has been cooled down.
Cook at 400F for 15 minutes in little individual rectangle molds or in 2 cake molds for 25 minutes.