1 can (10 1/2 oz.) condensed chicken broth
1 can (4 oz.) sliced mushrooms
2 tbsp. cornstarch
2 tbsp. soy sauce
2 tbsp. distilled white vinegar
1/2 tsp. Tabasco pepper sauce
1 egg, beaten
2 green onions and tops, chopped

Combine first 6 ingredients and 2 soup canfuls of water in saucepan. Bring to boil over high heat, stirring constantly, until slightly thickened. Gradually pour in egg, stirring constantly in one direction; remove from heat. Stir in green onions; serve immediately. (More vinegar and Tabasco may be added if hotter and sourer is desired.)

Makes 4 to 6.