Wok Beef

Ingredients

• 1/2 lb. thin sliced beef
• 1 medium onion, sliced
• 3 green onions, sliced
• 3/4 lb. fresh mushrooms, sliced
• 3 stalks celery, chopped
• 1 medium zucchini, sliced
• salt and pepper to taste
• soy sauce
• 2 Tbsp. oil