Chicken & Dumplings with Chica Licka Bam Bam Cajun Seasoning

Ingredients

• 1 ½ all-purpose flour
• ½ cup yellow cornmeal
• 1 tablespoon baking powder
• ¾ teaspoon salt
• 4 scallions, finely chopped
• ¾ cup milk
• ½ cup sour cream
• 1 large egg
• 2 tablespoons butter, melted
• 4 tablespoons olive oil, divided
• 1 large onion, chopped
• 2 celery stalks, chopped
• 2 carrots, peeled and chopped
• 2 parsnips (or 2 medium turnips), peeled and chopped (optional)
• 3 garlic cloves, crushed and thinly sliced
• 2 sprigs thyme or oregano (optional)
• 1 tablespoon Chica Licka Bam Bam
• ½ cup dry white wine
• 4 tablespoons unsalted butter
• 4 tablespoons all-purpose flour
• 4 cups low-sodium chicken stock
• One 6-ounce package sliced mushrooms
• The meat from one rotisserie chicken, skinned and shredded