Step 1

Combine the olive oil, Dijon mustard, balsamic vinegar, fresh rosemary, garlic, salt and pepper in a bowl and mix

Step 2

Add the chicken breasts and cover with the marinade. Cover and place the bowl in the fridge and marinate for a minimum of one hour

Step 3

When ready to cook, preheat the grill and grill each breast for about 7-8 minutes on each side or until the internal temperature reaches 165 degrees

Step 4

Once cooked, remove from the grill and allow to rest for five minutes before cutting and enjoying