Instructions
- Have all ingredients at room temperature.
- Combine the first four ingredients thoroughly in a blender.
- Add onion.
- Very gradually add the vegetable oil.
- Add the celery seed.
- Let stand 1 to 2 hours.
- Add more vinegar if too sweet.
- Can double the recipe in a regular blender.
Filename reads "CarolyjButler" but the card is signed "Carolyn Butler."