if you make the dressing at home, you can use a tablespoon of good mayo in place of the egg. you can also pasteurize your own store bought eggs but placing them in boiling water for 3 minutes then separate the egg into the yolk and the white.
the holiday party was for customers of the bank. there were over 1000 people attending in a sit down auditorium followed by heavy hors d'oeuvres and an open bar. this wasn't an employee event.
decades ago I suggested that Edwin Newman would be a good speaker at a company holiday party. He wasn't a big hit. For those who don't know who he was look him up. He spoke and wrote about proper usage of correct English.
homemade applesauce without sugar and made with a variety of apples is the way to go. I live in an area of northern worcester county massachusetts known as the home of johnnie appleseed.