I used the following, but feel free to improvise!
Cauliflower, Broccoli, Celery
Ritz Crackers, Cheese
Baby radishes, Baby carrots
Cucumber, Red bell pepper
Grape tomatoes, Asparagus
Kalamata olives
Mayo, Sour cream
Dried parsley, Dill
Onion powder, Salt, Pepper
Worcestershire, Lemon juice