The 10th anniversary of Plaer Natural feels like the birthday of a family member. I have spent countless days on their terrace or inside the restaurant. For the great food and the unique atmosphere of Plaça Quartera, sure. But maybe even more so because of the people who run this place. And warm the hearts of their guests like a bowl of hot soup on a winter’s day. Mónica and Ignasi opened the doors of their new restaurant exactly ten years ago. Their vegetarian kitchen at Plaer Natural is still…