1 c. salad oil
1/4 c. lemon juice
1 1/2 c. ketchup
1/2 c. sugar
1/2 c. grated onion
1/3 c. horseradish
1/4 c. Worcestershire sauce
1/2 c. apple-cider vinegar

Mix above. Blend works well. Refrigerate. Yield: about 6 cups.