Oberweis® Egg Nog. Simply the Best®. A Family Tradition. For generations the Oberweis family has brought together the finest ingredients to make the richest and creamiest egg nog you will find. We look forward to being a part of your family's traditions for years to come. Thank you, The Oberweis Family. Est., 1927. We oppose the use of recombinant bovine growth hormone. *The FDA has said no significant difference has been shown and no test can now distinguish between milk from rBGH treated and untreated cows. Grade A. Pasteurized. Homogenized. 1-866-623-7934. ©2012 Oberweis Dairy, Inc.