1. For the syrup: peel 150 g sweetpotatoes, grate them finely and heat to 110 °C together with sugar, orange juice and maple syrup. Then pass through a fine sieve and allow to cool.
2. Wash the orange in hot water, dry it, finely grate the peel and squeeze out the juice (80 ml). Peel the remaining 250 g sweetpotatoes, dice them and cook them in orange juice until soft, then let them cool.
3. Separate eggs. Mix sweetpotato puree with egg yolk, quark, sugar, orange juice and peel. Beat the egg whites with salt until stiff. Mix flour with oat flakes and baking powder and fold into the sweetpotato mixture with the beaten egg white.
4. Fry small pancakes in butter in a pan. Serve with raspberries and syrup and garnish with mint and icing sugar.
Preparation time: 75 minutes