Complex sentence: It may accompany various dishes, such as seafood dishes prepared with swordfish steak and beef dishes such as "bifes de cebolada", which uses thinly-sliced steak and cebolada.
Split into simpler sentences: It may accompany various dishes, such as seafood dishes prepared with swordfish steak. Cebolada is used on beef dishes such as "bifes de cebolada", which uses thinly-sliced steak and cebolada.