Cut onion, celery and green pepper into thick slices; combine in bowl.
Chop mushrooms and water chest- nuts coarsely; break off tips of snow peas.
Drain bean sprouts.
Combine mushrooms, water chestnuts and snow peas in separate bowl.
Cut pork into thin strips; brown quickly in oil in skillet, stirring con- stantly until pink color disappears.
Sprinkle with salt.
Add onion, celery and green pepper to pork; cook about 3 minutes, stirring until vegetables are crisp-tender.
Add mushrooms, water chestnuts, snow peas and bean sprouts to pork mixture.
Mix corn- starch with broth and soy sauce; add to mixture in skillet.
Cook, stirring gently, until liquid is thickened slightly and vegetables look glossy.
Serve with rice.