One such cold-weather comfort food is bacalhau com natas (salted cod with cream). Resembling a gratin, bacalhau com natas is an oven-baked casserole that's a Christmas mainstay throughout the country.

The bacalhau croquette is a finger food that is also served at cafes. It is a routine meal in Portuguese households and a popular staple dish at Cristiano’s. In this week’s recipe, fresh cod ...