Complex sentence: Normally only beverages and small snacks were served but sometimes big feasts wich lasted even for a couple of days were organized there.Especially in the end of 17th century the feasts organized with great splendour began to turn into all-night drinking bouts.
Split into simpler sentences: Normally only beverages and small snacks were served, but sometimes big feasts, which lasted even for a couple of days, were organized there. Especially at the end of the 17th century the feasts organized with great splendour began to turn into all-night drinking bouts.