Chicken Pie

Ingredients

• 2 chicken breasts, 1 large spring onion , 2 teaspoons fresh parsley chopped , 4 fresh chive chopped,2 cloves garlic ,crushed, 1 carrot diced very finely,about an 8" piece of celery chopped finely, 1 zucchini chopped into small pieces, 200 grams button mushrooms sliced thin, 1 leek cut thinly, couple heads of brocolli cut into small pieces, 3 or 4 sheets of premade puff pastry , sesame seeds for garnish and milk for coatind pastry, salt and pepper, 200mls thickened cream, 2-3 teaspoons cornflour , 1 chicken stock cube