All over the internet. It works!
1/2 cup mayonnaise
1/3 cup white vinegar
1 teaspoon vegetable oil
2 tablespoons corn syrup
2 tablespoons Parmesan cheese
2 tablespoons Romano cheese
1/4 teaspoon garlic salt or 1 clove garlic (minced)
1/2 teaspoon Italian seasoning
1/2 teaspoon parsley flakes
1 tablespoon lemon juice
Mix all ingredients in a blender until well mixed. If this is a little too tart for your own personal tastes, add a little extra sugar.