Sweet-Sour Dressing
["1 1/4 c. sugar", "2/3 c. vinegar", "2 tsp. salt", "2 tsp. dry mustard", "2 tsp. celery seed", "1 medium onion", "1 pt. salad oil"]
["Chop up onion.", "Put in blender and liquify it.", "Add all the other ingredients and blend until sugar and salt are completely dissolved.", "Add 1 pint of salad oil, 1 cup at a time.", "Blend well."]
["sugar", "vinegar", "salt", "dry mustard", "celery", "onion", "salad oil"]