Wa Cafe: 'The Japanese Snickers Bar dessert is truly sensational'

In Galway for the Food On The Edge Symposium, it seems wrong to be forsaking the magnificent array of Irish food and drink on offer in the marquee alongside the city's Town Hall Theatre, but some friends have told me that they ate an exceptional dinner at a tiny Japanese café the previous evening, so I persuade another pal to join me and off we head.