Read out, wash and remove the stalks from the fruit. Stone the cherries. Put 125 grams of fruit aside. Boil the rest of the fruit with one litre of water and 80 grams of sugar, but do not boil it. Stir corn flour with 100 millilitres of cold water until smooth and bind the groats with it.
Bring to the boil again and pour in the rum. Mix the remaining fruit with 20 grams of sugar and fold into the groats. Fill the groats into small bowls and let them cool down. Add cream, vanilla sauce or milk