To pinch or press two pastry edges together to seal the dough while forming a decorative edge with a fork or fingers. Single-crust pie is crimped by turning it under to form a ridge then fluting the raised edge into a fancy pattern.

Here are a few pie recipes to see how it’s done:

Chicken-and-leek pie

Beef-and-mushroom pie

Pork empanadas

Individual mushroom pies