Grease two 9x9 or 8x11 pans. Preheat oven to 350 F.
In a medium bowl, stir together chicken, yogurt, broth, cream of chicken soup, bouillon, onion, peppers, and garlic powder.
3 c . chicken, 1 c . fat-free Greek yogurt, 15 oz . can chicken broth, 1 can 98% fat-free cream of chicken soup, 2 tsp . chicken bouillon granules, ½ onion, 1 red bell pepper, 1 yellow bell pepper, 1 tsp . garlic powder
Pour half of chicken mixture into each pan.
Cover chicken mixture with hash browns.
30-32 oz . package frozen shredded hash browns
Season hasbrowns with salt and pepper.
½ tsp . salt, ¼ tsp . ground black pepper
To eat now, bake one pan for about 30 minutes, or until hash browns are browned.
Sprinkle with 3/4 cup cheese and continue to bake for about 5-10 more minutes, or until cheese melts.
1 ½ c . shredded cheddar cheese
To freeze for later, after step 5, cover one pan tightly with plastic wrap and then aluminum foil. Freeze until ready to use. You can put a baggie in with the cheese.
When ready to eat, thaw overnight. Bake as directed above, adding about 15 or so extra minutes to the cooking time.