Bake chicken with garlic herb seasoning on it (about 35 minutes) Let it rest for about 10 minutes, then chop into cubes. Dice onion and chop celery Make the sauce with mayonnaise, a dash of yellow mustard, some white vinegar and a couple tablespoons of sugar (or alternative). *Maybe 2 cups of mayo and 4 tablespoons of vinegar with 4-5 chicken breasts.