High grade parchment paper is grease and moisture resistant specially treated for oven use. Unlike wax-paper, it is treated with silicone. It is very versatile and used by the baking industry for various baking products.
Keeping this in view, can you buy parchment paper at the grocery store?
Parchment paper is a cellulose-based paper that is chemically treated to create a non-stick surface that is extremely durable, heat-resistant, and water-resistant. You can find it in the baking aisle of the grocery store in rolls or sometimes in pre-cut sheets.