Heat oven to 400°. Grease 9-inch pie plate. Cook beef and onion until beef is brown; drain. Spread in pie plate; sprinkle with salt and cheese. Stir remaining ingredients until blended. Pour into pie plate. Bake about 25 minutes or until knife inserted in center comes out clean. Cool 5 minutes.

Makes 6 servings

High Altitude (3500-6500 ft): Bake 45-50 min.

1 Serving: 330 calories (190 calories from fat); 21 g fat (10 g saturated); 140 mg cholesterol; 530 mg sodium; 11 g carbohydrate (<1 g dietary fiber); 23 g protein.