Boneless Chicken Breast Halves

Grilled Mustard Chicken Ingredients: 4 Boneless Chicken Breast Halves; 1 tbsp. Extra-Virgin Olive Oil; 1 Onion, Finely Chopped; 2 tbsp. Butter; 200 ml. White Wine; 3 tbsp. French Mustard; 250 ml. Thick Cream; 1/4 tsp. Salt; 1/4 tsp. Black Pepper. Method: Put each chicken breast half between two sheets of plastic wrap; pound lightly to…