Step 1

Heat oven to 375 degrees F. Lightly grease a 3-quart baking casserole.

Step 2

Combine the hash brown potatoes, sour cream, cheese, French fried onions, salt and pepper. Spread into the bottom of the casserole.

Step 3

Combine the chicken, soup, corn, green beans, sour cream, mustard, garlic powder, pepper and Herbs de Provence.

Step 4

Spread over the potato mixture and top with the Colby Jack cheese.

Step 5

Bake for 45-55 minutes until casserole is hot and cheese is melted.