Nearly two feet of snow outside makes diving into the pantry much more appealing than schlepping out to the grocery store. Many times, a strategically hoarded jar of anchovies can provide a meal-saving burst of flavor. However, Louis Rozzo, the fourth-generation owner of F. Rozzo and Sons, makes the case that it’s worth a visit to the local fishmonger for fresh anchovies, as well as fresh versions of other traditionally canned fish like sardines and mackerel.