Sure, you could go for a drink on the rocks or a cold can of Boh, but when temps really start to peak, there’s nothing quite like a frosted glass filled with a boozy slushie. If frozen is your thing, here are a few sips at local bars to help cool off this summer: Blue Pit BBQ & Whiskey Bar: The swirling slushie machines behind the bar at this Hampden fixture churn out a rotating roster of refreshing cocktails this time of year.