Heat oven to 350F.
Spray a 2 quart casserole dish. In medium bowl, combine egg whites, milk, and flour; beat until well blended. Place 1/2 the green chilies in baking dish. Cover with 1/2 of the egg mixture. Spread 1/3 of the cheese on top. Repeat layers, saving last 1/3 of the cheese. Pour sauce on top of casserole. Bake @ 350*F. for 25 to 30 minutes. Sprinkle with remaining cheese. Bake an additional 5 minutes to melt cheese and until casserole is bubbly.
6 to 8 servings
Submitted by: CJI