The crossword solution for the term PIE CASE is SHELL, which is a five-letter word. A pie case is a type of pastry SHELL that is used to make pies and other desserts. It is usually made from flour, butter, and water and can be either sweet or savory. The SHELL is then filled with a variety of ingredients such as fruit, custard, or meat and then baked in an oven. Pie cases are a popular way to make pies and other desserts, and the term PIE CASE is often used to refer to the pastry SHELL itself.