With marshmallow ice cream. The perfect trait.Since 1925. We've had to close to 100 years experience in crafting the world's smoothest, most delicious ice cream. Since Casper Merrill took the milk and cream from the family milk cows and made his first frozen confection back in 1925, the fatboy brand has been known for amazingly creamy flavor and products with the taste and texture ice cream lovers across the nation can't get enough of. Milk from cows not treated with rBST. rBST free. fatboyicecream.com. Follow FatBoy! Facebook. Instagram. Twitter. Youtube. Enjoy the fatboy family of products! Freeze pops. Stick Sundaes. New cones!