Christmas donuts (Danish: Æbleskiver) can be made in under one minut. Just select a peer at this video.
To this dough there is used 1/2 litre milk,30g yeast, 6 eggs, or 2 tbs suger,400g flour, 1/2 tbs cardamom and 130g melted butter. And then you have to have the special 'æbleskive' pan.
Source: denmark.dk