Tidewater Cole Slaw

Tidewater Cole Slaw (for a crowd)
Ingredients:

Green cabbage, cored, chiffonade very fine  2 gal volume
Red cabbage, cored, chiffonade very fine  1/2 gal volume
Red peppers, very fine julienne  3 ea
Yellow pepper, very fine julienne  3ea
Horse carrot, very fine julienne 3 ea
Red onions, minced 3 ea

Dressing
Sour cream 1 pt
Mayonnaise 1 pt
Cider vinegar 1/2 cup
Dry mustard 3 tbsp
Gulden's mustard (the name of the brand for prepared mustard, 
you may substitute with Dijon) 2 tbsp
Canned horseradish 4 tbsp
Sugar 1/2 cup
Salt, large grind black pepper, Tabasco t.t.
Ground celery seed 2 tbsp
Method:

1. Prep the cabbage, peppers, and onions and reserve. Combine all the ingredients for the dressing and reserve separately from the slaw. Be precise on the vegetable cuts.
2. Mix the slaw anytime before service time (but not the day ahead) and allow a couple of hours to marinate.