At the culinary school, the students practiced perfecting several béchamel sauces for the gratin competition.

The chef explained that Béchamel sauce is the foundation of many classic casseroles.

I spread béchamel sauce evenly over the lasagna layers before adding the cheese.

For the tasting, the culinary students prepared three Béchamel sauces — one classic, one with cheese, and one infused with herbs.