CopyCat: Benihana Style Salad Dressing 1/2 cup Soybean oil 1/4 cup White vinegar 3 tablespoons Tomato paste 1 tablespoon Soy sauce 1/2 teaspoon Salt 1/2 teaspoon Ground ginger 1/2 cup Celery, sliced thin 1/4 cup Onions, coarsely chopped Combine all ingredients in an electric blender. Blend at medium speed for 3 to 5 seconds, until celery is very finely chopped. Add desired amount to salad and toss.