Ingredients

1 can (10-3/4 ounces) condensed tomato soup, undiluted1 cup vegetable oil1/2 cup cider vinegar1 cup sugar1 small onion, quartered1/2 teaspoon saltSalad greens and vegetables of your choice

Preparation

In a blender, combine the first six ingredients. Cover and process until smooth. Refrigerate for at least 4 hours. Serve with salad.