Individual Chicken Pot Pies

Name: Individual Chicken Pot Pies
Ingredients: 4 cups chicken broth; 1 bouillon cube; 1/2 cup (1 stick) butter; 1 onion, finely chopped; 2 large carrots cut in 1/2-inch rounds; 1 rib celery, sliced; 3 tablespoons chopped chives; 2 cloves garlic, chopped fine; Salt and freshly ground black pepper; 1/2 cup all-purpose flour; 1/4 cup heavy cream; 3 tablespoons dry sherry; 1 store-bought 2-pound rotisserie chicken, shredded; 1 (7-ounce) bag frozen pearl onions; 1 (9-ounce) box frozen peas; 2 (9-ounce) packages store-bought rolled out pie dough; 1 egg beaten with 1 tablespoon water