What it does state is in agreement with the wikipedia article on the connection between Ēostre and rabbits, namely:
The earliest evidence for the Easter Hare (Osterhase) was recorded in south-west Germany in 1678 by the professor of medicine Georg Franck von Franckenau
~ https://en.wikipedia.org/wiki/%C4%92ostreThis is the earliest still extant written account of folk practices that had been occurring for some indeterminant time.
We are aware that the brewing of beer predates by many centuries, millenia even, the earliest still extant written account of the practice of brewing beer.