Bring milk, 1/8 litre water, salt and butter to the boil in a saucepan. Add the flour at once and stir with a wooden spoon until the dough separates as a lump from the bottom of the pot. Stir in 1 egg, allow to cool for 10 minutes, stir in the remaining ##eggs## one after the other.
Put the choux pastry into a piping bag with a large star-shaped spout and squirt 12 cream puffs (each approx. 3 cm wide) onto a baking tray (approx. 32 x 37 cm) lined with baking paper. Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for approx. 25 minutes.
Remove and let it cool down. Whip the cream until stiff, allow the cream setting agent to trickle in. Mix the creme fràiche with sugar and vanillin sugar, fold in the cream. ##Cut the cream in half horizontally.
First spread cream cream, then red fruit jelly on the lower halves. Place the lid on top and dust with icing sugar.