Step 2
Reduce heat to medium and add the remaining 1 tablespoon oil to the pot. Stir in carrots, celery, onion, 1 tablespoon poultry seasoning, ½ teaspoon salt and pepper. Cover and cook, stirring occasionally, until the vegetables are softened, 5 to 7 minutes. Sprinkle the reserved flour over the vegetables; stir to coat. Stir in broth, water, peas and the reserved chicken. Bring to a simmer, stirring often.