Variations; Roasted bell peppers or garlic, roasted tomatoes, chives, onions, asparagus, shallots, celery seed, white beans, corn, capers, paprika, parmesean, romano, gruyere, spinach, arugula, watercress, mushrooms, scallions, zucchini, red wine, red wine vinegar, balsamic, almonds, rice wine vinegar