Wash the orange thoroughly and remove the peel in strips with a zest ripper. Set aside the zests. Peel the orange so that the white skin is completely removed. Remove the fillets with a sharp knife between the parting skins.
Squeeze the juice out of the parting skins, collect it and put it aside. Cut orange fillets in half. Rinse blueberries briefly with hot water. Melt 2 tbsp. butter. Mix flour, baking powder, vanilla sugar and salt.
Whisk egg and orange juice with a whisk. Stir in buttermilk and liquid butter. Stir the flour mixture into the mixture by the spoonful. Finally, stir in the ricotta. Mix everything to a smooth dough.
Heat 1 tablespoon of clarified butter in a large coated pan. Add about 6 small cakes (each with about 1 1/2 tbsp. dough) by the spoonful, spread some blueberries and 1/2 orange filet on each.
Fry the pancakes (approx. 6 cm Ø) on each side for approx. 2 minutes until golden brown. Remove and keep warm. Fry the rest of the dough in >rest of lard in the same way. Heat the sugar in a pan and let it caramelize until golden.
Add the cream and simmer at low heat until the caramel has combined into a smooth sauce. Add 15 g butter. Arrange cake and sauce on a plate. Decorate with orange fillets, orange zest and mint.