Grendel's Den - View this location on map 'Since what s traditionally known as happy hour is illegal in our great state, local establishments have been forced to get creative with the concept. Grendel s, housed in a funky basement space in Harvard Square, puts the best spin on things: Besides the substantial beer selection and surprisingly good sangria, from 5 to 7:30 p.m. all food a hearty mix of international specialties is half off when you buy a drink.' Boston Magazine 89 Winthrop St., Cambridge, Massachusetts Restaurant, Local spot

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