In a bowl, mix together mayonnaise, Greek yogurt, Dijon mustard, Worcestershire sauce, lemon juice, Parmesan cheese, garlic, black pepper, and salt. Set aside.
Season chicken cutlets with salt and pepper. Dredge in flour mixture, dip in egg mixture, coat in breadcrumbs mixture, and fry until golden and crispy.
Spread Caesar dressing on baguette slices, add crispy chicken, top with chopped romaine lettuce, and sprinkle with Parmesan cheese.
