Ingredients

1 can (10-3/4 ounces) condensed tomato soup, undiluted1-1/2 cups canola oil1 cup cider vinegar1/2 cup sugar2 tablespoons grated onion2 teaspoons Worcestershire sauce1 teaspoon ground mustard1 teaspoon paprika1 teaspoon salt, optional

Preparation

Place the first 8 ingredients in a jar with a tight-fitting lid; add salt, if desired. Shake well. Refrigerate leftovers.