Herbed Scalloped Potatoes and Onions

Preheat oven to 325 degrees F (165 degrees C). Grease a 2 1/2-quart baking dish.

Layer potatoes and onion in prepared baking dish.

Melt butter in a saucepan over medium heat; stir in flour until smooth. Gradually add broth mayonnaise garlic salt parsley poultry seasoning and pepper; cook and stir until thick and bubbly about 2 minutes. Pour mayonnaise mixture over potatoes and onion. Cover baking dish with aluminum foil.

Bake in preheated oven until potatoes are tender about 1 hour 45 minutes. Remove foil and continue to bake until golden brown about 15 minutes more. Sprinkle with chives to serve.