scallop

To bake or serve (food) in a scallop shell or with a creamy sauce.

"She scalloped the potatoes with cheese and cream."

A bivalve mollusc with a fan-shaped shell, often eaten as seafood.

"We ordered grilled scallops as an appetiser."

To decorate with a series of semicircular curves.

"The edge of the fabric was scalloped."