Complex sentence: In Poland which is the largest producer of apples in Europe, cider (or Jabłecznik) is just recently gaining on popularity however a lot of English, Swedish, Irish ciders are made from Polish apple concentrate that is considered very high quality.
Split into simpler sentences: In Poland which is the largest producer of apples in Europe, cider (or Jabłecznik) is just recently gaining on popularity. However a lot of English, Swedish, Irish ciders are made from Polish apple concentrate that is considered very high quality.