Cut 80 g butter into pieces. Bring 250 ml water, salt, 10 g sugar and butter to the boil and stir. Add flour and mix with a wooden spoon. Stir until a light coating has formed on the bottom of the pot and the dumpling comes off the bottom. Put the dough into a bowl and let it cool down for about 5 minutes. Then stir in the eggs one by one.
Wash the apricots, dab dry, cut in half and stone them. Fill apricots with 1/2 walnut each. Form 18 dumplings from the choux pastry, placing 1 apricot in the middle of each.
Bring a large pot of water to the boil and place the dumplings inside. Let them simmer at low to medium heat for about 20 minutes. Mix cinnamon and 100 g sugar. Remove the dumplings. Melt 50 g butter in a large pan. Briefly toss the dumplings in it and then roll them in cinnamon sugar. Dust with icing sugar and decorate with mint.