Belly up to the bar at Posto for a late afternoon snack or early dinner – for a steal. The Neapolitan pizza parlor in Davis Square has launched a sweet happy hour deal for their bar patrons – just drop by Monday through Thursday from 5:00-6:00pm and you can enjoy an appetizer, pizza and dessert for a grand total of $18. Take a peek at the full menu online here to see what kind of goodies they’re churning out in their Italian-made wood-burning oven. You can call 617.625.0600 with any questions but your best bet is just to head for Somerville and snag an open seat at the bar.