A slow afternoon is enough to put Michelle Wachsmuth on edge.
Five days a week, from open to close, you can find her dashing throughout the many dining rooms of Old Town Portland’s historic Wachsmuth Building — tending bar or shucking shellfish at Dan & Louis Oyster Bar, the restaurant her husband’s great-grandfather first opened 119 years ago.
It’s one of the oldest restaurants in Portland, starting out as a seafood market in 1907…