Preheat the oven at 180 degrees Celsius
Wash and take away the cores from the cherries.
Beat the eggs like you would make an omelet. Add the sugar, eggs, vanilla sugar and the flour.
Mix together with the soft butter and the milk, stir well.
Pour the mixture in the oven form, add the cherries, and sprinkle some butter on top.
Place in the middle of the oven for 40 minutes, or until the surface is golden brown.
Take out and serve either warm or cold together with vanilla ice cream.