Mathieu Darche’s Chicken Parmesan

Ingredients

• • 3 tablespoons (45 ml) Dijon mustard
  • 1 teaspoon (5 ml) white wine vinegar
  • 1/2 teaspoon (2.5 ml) salt
  • 1/2 teaspoon (2.5 ml) ground black pepper
  • 2 lbs (1 kg) chicken cutlets
  • 1 1/2 dry English muffins, cut into pieces
  • 3/4 cup (180 ml) grated Parmigiano-Reggiano cheese
  • 1 tablespoon (15 ml) unsalted butter, melted
  • Salt and pepper