Easy Chicken Noodle Soup

Name: Easy Chicken Noodle Soup
Ingredients: 8 ounces egg noodles; 1 tablespoon melted butter; 2 tablespoons olive oil; 1 cup white onion, diced (1 medium onion); 1 cup celery, diced (about 2 stalks ); 1 cup carrots, diced ( 2 medium carrots ); 2 cloves garlic, minced; Kosher salt and freshly ground black pepper, to taste; 4 cups chicken stock , homemade or store bought; 2 cups shredded chicken , from a store-bought rotisserie chicken; Fresh parsley , for garnish; Crackers , for serving; 2 large eggs, optional