Pour oil in electric deep fryer. Preheat at 425 deg for 25 minutes. Meanwhile, drain green chili peppers Discard seeds and cut into dozen strips. Cut cheese into dozen cubes. Wrap a chili strip around each cube of cheese; dredge each in flour; Set aside. Beat egg whites to a soft peak. Beat together egg yolks, flour and salt until mixture is smooth; fold in beaten whites. Coat each cube with egg mixture, drop in hot oil.Fry till golden brown. Spoon hot oil over chilies while frying to brown tops. Remove. Drain. Serve on warm platter topped with red chili sauce or try rellenos sauce.