Master's Mark Wisconsin. Wisconsin cheese. klondikecheese.com. Gluten free. RBST free (The FDA states there is no difference between milk from cows treated with RBST and untreated cows). 65 calories per serving. Masterfully Authentic: Odyssey Sweet Heat Feta is a fiery taste sensation, with red, green and habanero peppers that bring on the heat. It's created from Wisconsin's finest cow's milk and crafted authentically in the Greek tradition by Master Cheese Makers. Learn more at klondikecheese.com. Wisconsin made by Master Cheese Makers. Made in Wisconsin.