Caudill Seed Company Issued A Recall on Wegmans Organic Buttter Flavor Microwave Popcorn Due to Undeclared Dairy Allergen. Caudill Seed Company, Inc. today is recalling Wegmans Organic Butter Flavor Microwave Popcorn because it may contain undeclared milk ingredients. People who have an allergy or severe sensitivity to milk ingredients run the risk of serious or life-threatening allergic reaction if they consume these products.