For the apricot dumplings, quickly mix the strained potatoes with the flour, butter, semolina, egg and salt to form a dough.
Form into a roll and cut into 6 equal pieces. Place an apricot on each piece of dough and form into a dumpling.
Simmer the dumplings in boiling salted water for 5 minutes, covered.
In the meantime, melt the butter and toast the breadcrumbs in it.
Remove the dumplings and roll them in the toasted breadcrumbs.
Before serving, sprinkle the apricot dumplings with powdered sugar.