Special Chicken & Dumplings

Ingredients

• 1/4 cup butter
• 1/4 cup all-purpose flour
• 2 1/2 cups chicken stock or broth
• 1 cup all-purpose flour
• 1 teaspoon baking powder
• 1/2 teaspoon sugar
• 1/4 teaspoon salt
• 1/8 teaspoon dried thyme
• white pepper, to taste
• ground sage, to taste
• dried marjoram, to taste
• 1/2 cup milk
• 1 teaspoon lemon zest
• 1 pound chicken breasts, skinless and boneless, cut into 1-inch-thick pieces
• 2 cups chicken stock
• 1/4 cup dry white wine
• 1 cup celery, chopped
• 1 cup carrot, chopped
• 1 cup potato, peeled and chopped
• 1/4 teaspoon dried thyme
• fresh thyme sprigs, to taste, for garnish