Summary

Ingredients

• 400 g protein (from approx. 13 es)
• 500 g powdered suar
• 300 grams flour
• 0.5 teaspoon ½ baking powder
• 250 g butter, melt
• Icing sugar for brushing

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Instructions

1. Beat the egg white and powdered sugar for 15 minutes until frothy (you really need to stir for a long time for a good result). Fold in the flour, baking powder and melted butter.
2. Put the dough in a springform pan and bake at 150 ° C for 1 hour 30 minutes on top / bottom heat. In my oven, the silver cake takes 1 hour 10 minutes.Finally, sprinkle thickly with powdered sugar.