Catalonia currently has more than 16,000 active restaurants. But it's estimated that over the last 60 years, there have been more than 500,000 different establishments. How many memories are encapsulated in each of them? What did we eat 30 years ago that we can't find anywhere now? What temples have they left us, even though for a time they were the place where everything happened? What wines were on the El Bulli menu, and how much did they cost when converted from pesetas to euros?