Step 1

Preheat the oven to 375 degrees.

Step 2

Heat the olive oil in a pan over medium high heat. Season the chicken breasts on both sides with salt and pepper.

Step 3

Place the chicken in the pan and sear on both sides until golden brown.

Step 4

In a small bowl, whisk together the grainy mustard, Dijon mustard, honey and butter.

Step 5

Coat a rectangular baking dish with cooking spray.

Step 6

Spread half of the sauce into the bottom of the dish.

Step 7

Arrange the chicken breasts on top of the sauce, then drizzle the remaining sauce over the top of the chicken.

Step 8

Cover with foil, then bake for 20 minutes. Uncover and bake for an additional 10 minutes or until chicken is cooked through.

Step 9

Sprinkle with parsley, then serve.