In our first online installment of Primer we attend Bia Beatha, a monthly supper club focusing on showcasing Irish cuisine and the art of food and dining.  Photos and interview by Mark Earley. Hello Rachel! You’re the brains behind Bia Beatha. Tell us about how it all started. It’s kind of a funny one as I came up with the idea for the event in Berlin when I was there with my Mum for her birthday early last year. We were looking for somewhere to have decent German food without a tacky tourist vibe and no-one was able to recommend somewhere to…