Nordic Ware has wonderful products. I use the bundt pans, baking sheets, loaf pans and other products. The website recommends if you are using a spray to prepare the bundt pan that it is one with flour in it. Here is the link: https://nordicware.zendesk.com/hc/en-us/articles/360023852694-Helpful-Hints-for-Bundt-Pans