Activate the yeast in sugary water for 10 mins
Meanwhile, in a bowl, mix flour, sugar and salt. Pour in yeast, knead.
Add in butter, knead more.
Let rest covered for 30-60 mins, then roll flat dough
Cut dough with round cutters, cover and let rest again for 20 mins
Fry until golden brown
Let cool slightly, then sprinkle with icing sugar and enjoy right away