Add half the butter to the pot. Once melted, add carrots, celery, and onion. Season generously with salt. Sauté until softened, about 5-6 minutes.
½ cup unsalted butter, 1 large yellow onion, 1 cup carrots, 1 cup diced celery, 1-2 teaspoons kosher salt
Add remaining butter, flour, garlic, and fresh herbs. Stir to form a roux. Cook for about 1-2 minutes, stirring constantly to cook the flour.
10 to 12 cloves garlic, 2 tablespoons fresh sage, ½ cup all-purpose flour, 1½ tablespoons fresh thyme leaves
Pour in white wine and scrape up any browned bits. Let bubble for 1 minute to cook off the alcohol.
¾ cup dry white wine
Slowly stir in chicken broth. Bring to a simmer, stirring continuously so there are no lumps.
3½ cups chicken broth
Add the chicken thighs back to the pot. Simmer 15-20 minutes until chicken is cooked through and soup has thickened slightly.
Remove chicken from the pot and shred with two forks. Stir shredded chicken back into the soup along with Dijon and Worcestershire.
1½ tablespoons Dijon mustard, 1 tablespoon Worcestershire sauce
Stir in heavy cream, frozen peas, and corn. Cook 2-3 minutes until heated through. Stir in fresh parsley and serve.Season with salt and pepper to taste.
1 cup heavy cream, 1½ cups frozen peas, 1 cup frozen corn, Fresh parsley, Fresh black pepper