Olive Garden Italian Dressing

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 one clove garlic minced
1/2 teaspoon Italian Seasoning
1/2 teaspoon Parsley Flakes
1 tablespoon Lemon Juice