Chop chiken into small pieces; add to rice. In skillet cook onions in oil until clear but not browned. Ad to chicken rice mixture. Add sour ceam and cottage cheese; mix well. Put 1/2 of the mixture in a large baking dish. Top with 1/2 of the green chilis and 1/2 of the cheese. Repeat, ending with cheese. Bake at 357 degrees until bubbly (about 30 minutes). Serves 10