Pot Roast Pot Pie

Ingredients

• 2 lbs West Creek® beef pot roast, reduced-sodium, oven cooked, boneless
• 1 lb frozen carrots and peas, thawed
• 1 17.3 oz puff pastry sheet, thawed according to package directions
• 1/4 cup butter
• 1/4 cup flour
• 1 1/2 cups au jus from pot roast
• pinch pepper, freshly ground
• 1 egg(s), lightly beaten