Kellerbier - 1 beers.

https://birrapedia.com/beer-kellerbier-humpty-dumpty-brewery-beers-of-europe/b-73656365722d65736b656c6c6572626965722d6d613631373264343336313630336461373835653862343661662d7473356637316230653931363033646134393433303037383937