Shortening is any fat that is a solid at room temperature and is used to make crumbly pastry and other food products.
Strutto, or clarified pork fat, or lard, a type of shortening common in Italy and Corsica (where it is named sdruttu)
A 1918 advertisement for shortening
Shortcrust is a type of pastry often used for the base of a tart, quiche, pie, or flan. Shortcrust pastry can be used to make both sweet and savory pies such as apple pie, quiche, lemon meringue or chicken pie.
A shortcrust pastry pie crust
Pie crimper from the 1800s
Closeup of peekaboo lattice
Bottom crust