First, you'll need to make the rice according to the directions on the package and thaw the frozen peas and carrots. Plus, mix together the butter and the ritz crackers.
Preheat the oven to 375℉.
Now, chop the leftover turkey well so that it is even through the entire casserole.
Next, combine the cream of chicken and sour cream.
Then, in the baking dish combine the cream sauce, chopped chicken, veggies and the rice together. Next, smooth it out in the baking dish.
Top the baking dish with cheese. Now, cover the casserole with the butter ritz crackers.
Bake in the preheated oven for 20-25 minutes or until the top is golden. Allow the casserole to cool then serve.