Chicken in pastry recipe

Ingredients

• 1-1/2 chicken breast, cooked and cubed
• One 8-ounce package cream cheese
• 1/4 cup milk
• 2 teaspoons chives, fresh or dried
• 1 package crescent rolls ( Pillsbury )
• 1 cup heavy cream
• 2 Tablespoons cornstarch
• 1 cup chicken stock
• 2 Tablespoons butter