1 can tomato soup
1/2 c. vinegar
1 tsp. dry mustard
1 tsp. pepper
1 1/2 c. salad oil
1/2 c. sugar
1 tsp. salt
1 tsp. paprika

If desired, add largely chopped onion and celery seed or salt. Pour all ingredients into blender; blend well and bottle. Keep refrigerated.