QUINCY, MA – South of Boston, this small city is about to see an explosion of restaurants downtown. Opening soon will be Pho Pasteur in the block of Hancock St. and Cottage Ave. Others will include Fuji at West of Chestnut, KKatie’s Burger Bar Quincy, Zef Cicchetti & Raw Bar, 16C and Shaking Crab. They’ll join longtime favorite, Alba, and The Fours Restaurant & Sports Bar.