Homemade Sweet-Sour Dressing
["6 c. white sugar", "2 c. vinegar", "2 c. salad oil", "1 c. horseradish", "1 c. prepared mustard", "1/2 c. catsup", "1 large onion, minced"]
["Bring first three ingredients to a boil, but don't let it boil.", "Blend remaining ingredients into hot mixture.", "Put in blender and mix thoroughly.", "Yields 1-quart plus."]
["white sugar", "vinegar", "salad oil", "horseradish", "mustard", "catsup", "onion"]