I have read good things about the new restaurant PAGU by chef/owner Tracy Chang (formerly of O Ya) in Cambridge’s Central Square. It’s a spacious restaurant with a variety of seating options, some of which change from a breakfast-and-lunch cafe-style configuration to a nighttime pintxos bar. There’s also a mezzanine section that overlooks the restaurant, a couple of main dining areas, and a counter surrounding the open kitchen. We opted for the a la carte menu instead of the tasting menu experience since we wanted to try a bunch of things that appealed to us. We started off with Island..