Cass-Clay Creamery Issues Allergy Alert on Undeclared Eggs in Peppermint Bon Bon Ice Cream By FoodSafety.gov Cass-Clay Creamery of Fargo, N.D., is voluntarily recalling Hornbacher's Peppermint Bon Bon Light (half gallon/1.89 liter), Schroeder Peppermint Bon Bon (1.75 quart/1.65 liter) and SunnyBrook Peppermint Bon Bon Light (half gallon/1.89 liter) because they may contain undeclared eggs. People who have an allergy or severe sensitivity to eggs run the risk of serious or life-threatening allergic reaction if they consume these products.