Put the flour in a bowl. Make a depression in the middle. Crumble the yeast into it and add 2 tablespoons of sugar. Pour 1/8 litre buttermilk into the well and mix everything with some flour.
Cover the pre-dough and let it rise in a warm place for about 15 minutes. Drain the cherries, collect the juice. Mix starch with 2 tablespoons of juice until smooth. Boil up the rest of the juice, cinnamon, lemon and 1 tablespoon of sugar.
Stir in starch and bring to the boil briefly. Add the cherries. Leave to cool. Cream fat, remaining buttermilk, salt and eggs. Add to the pre-dough and mix everything smooth. Heat up the clarified butter in portions.
Bake 16 lentils from the dough little by little. Serve each with compote and a little crème fraîche.