Instructions:

Be sure cabbage and carrots are chopped into very fine pieces (a little bigger than rice)
Combine the mayonnaise, sugar, milk, buttermilk, lemon juice, vinegar, salt and pepper in large bowl. Beat until smooth
Add cabbage, carrots, and onions. Mix well.
Cover and refrigerate for at least 2 hours, if you let it sit over night it’s even betterServes 10-12

Enjoy!