Mom's Giblet Gravy - Recipook

Ingredients

• 1 turkey neck and giblets
• 6 cups chicken broth
• 2 large white onions, sliced
• 1 cup sliced carrots
• 1 cup dry white wine
• 0.5 cup celery leaves
• 6 cloves garlic, peeled
• 1 bay leaf
• 0.5 cup turkey drippings, or to taste
• 0.75 cup all-purpose flour
• 6 tablespoons butter, softened
• salt and ground black pepper to taste