Turkey Sweet Potato Shepherd's Pie - Chefwiz

Ingredients

• 2 tablespoons of extra-virgin olive oil
• 2 pounds of ground turkey or chopped leftover turkey
• Salt and freshly ground black pepper
• 2 teaspoons of poultry seasoning
• 2 1/2 pounds of sweet potatoes (, peeled and cubed)
• 1 onion (, cut into 1-inch dice)
• 2 carrots (, peeled and grated)
• 4 ribs of celery (, chopped)
• 4 tablespoons of butter (, divided)
• 2 tablespoons of flour
• 2 cups of turkey or chicken stock (recommended: Kitchen Basics brand)
• A few dashes of Worcestershire sauce
• 1 box (10-ounce) of frozen peas
• 1 very ripe banana
• A few dashes of hot sauce
• 2 cups of shredded sharp yellow Cheddar