Penny Pinchers Brewing Co. opened on Elm Street in Millbury in December, following a multi-month delay due to the coronavirus. Owned by friends and business partners Jay Rondeau and Jody Barton — both of whom maintain full-time jobs at TJX Cos. of Framingham — the new brewer specializes in small-batch brewing. The taproom-centric brewery includes a core selection of beers, as well as an ongoing rotation of more experimental varieties. The owners spoke with WBJ about what brought them to brewing, balancing a new business with home life and what it was like opening during an historic pand...