Bomboloni are deep-fried pastries made with a butter-and-egg-rich yeast dough (similar to brioche), shaped into balls. The cooked bomboloni are often, though not always, filled with pastry cream, jam, or chocolate and finished with a sugar coating. They are eaten hot from the fryer, generally for breakfast.
The dough may be made by hand, but a standing mixer works very well. The key in either case is to mix or beat the dough sufficiently before adding the butter, which