Ingredients

3 tablespoons Dijon Mustard

1 teaspoon white-wine vinegar

1/2 treaspoon salt

1/2 teaspoon pepper

6 (5oz.) skinless boneless chicken breast halves

1 1/2 English muffins (not sandwich - size)

3/4 cup finely grated Parmigiano-Reggiano (1 1/2 oz)

1 tablespoon unsalted butter, melted

Special equipment parchment paper

Preparation

Preheat oven to 450 degrees and line a baking sheet with Parchment

Whisk together mustard, vinegar, salt, and 1/4 teaspoon pepper in a large bowl and add chicken breasts, tossing to coat well.

Pulse English muffins in a food processor until finely ground. Add cheese, butter, and remaining 1/4 teaspoon pepper and pulse until combined well. Transfer to a shallow soup plate or pie plate.

Dredge chicken, 1 piece at a time, in crumbs, coating completely and pressing gently to help crumbs adhere, then transfer to baking sheet. Bake in middle of oven until golden brown and cooked through, 15 to 20 minutes.