In large bowl, mix flour, baking powder, salt and sugar. In smaller bowl, beat eggs and milk. Add this gradually, beating, to flour mixture.
Add a half a stick melted butter, beat.
Place dough on floured surface and knead until silky and elastic.
Roll into balls or ropes, and flatten with the palm of your hand.
Fry in hot oil, (370º), until golden.
Drain on paper towels.
Roll/toss in cinnamon/sugar mix.