Amazing Chicken Pot Pie

Ingredients (16)

• 4 whole chicken breasts
• 1/4 cup good olive oil
• Kosher salt
• Ground black pepper
• 5 cups of homemade chicken stock
• 2 chicken bouillon cubes
• 12 tbsp 1 & 1/2 sticks unsalted butter
• 8 oz. chopped mushrooms (shiitake are nice)
• 2 cups yellow onions
• 3/4 cup all-purpose flour
• 1/2 cup heavy cream
• 2 cups carrots
• 1 cup frozen peas
• 1/2 cup chopped flat-leaf parsley
• Perfect pie crust
• 1 egg