The art of cooking with parchment. Zero-stick surface. These ultimate non-stick Culinary Parchment baking cups are used by great bakers around the world to achieve perfect results every time. PaperChef - The Art of Cooking with Parchment. Oven safe to: 425 degrees F (218 degrees C). 100% recycled paperboard. FSC: mix paper. Product of Canada/Packaged in Canada.