Cook the rice in the Instant Pot or use your favorite method of cooking rice. If you are cooking the rice on the stovetop, increase the water by two cups.
Put the rice and chilis.
Add the sour cream and cheese.
Mix all the ingredients. Put the mixture in a 2-quart casserole.
Bake the casserole at 350 °F (177 °C) for about 30 minutes or until the cheese is bubbling. Let the casserole sit for a few minutes before serving.
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