Gingered Beef Stir-fry

Ingredients

• boneless beef sirloin steak

  cut ½-inch thick
  ½ pound
• vegetable oil
  1 teaspoon
• salt
  ⅛ teaspoon
• ground white pepper
  ⅛ teaspoon
• sliced fresh mushrooms
  ½ cup
• snow peas
  ½ cup
• diagonally sliced celery
  ½ cup
• sliced green onions
  ¼ cup
• red pepper strips
  ¼ cup
• minced fresh ginger
  1 teaspoon
• cornstarch
  1 teaspoon
• soy sauce
  1 tablespoon
• water
  1 tablespoon
• hot cooked rice
  1 cup