Deviled Eggs(Serves 6)  
["6 hard-cooked eggs", "1/4 c. mayonnaise or salad dressing", "1 tsp. vinegar", "1 tsp. prepared mustard", "1/8 tsp. salt", "dash of pepper"]
["Halve eggs lengthwise.", "Remove yolks and mash with pastry blender or fork.", "Blend in remaining ingredients.", "Refill egg whites."]
["eggs", "mayonnaise", "vinegar", "mustard", "salt", "pepper"]