4 stalks celery, sliced diagonally 1/2 inch thick
4 carrots, peeled and sliced diagonally like the celery
4 ounces snow peas, tips removed, sliced diagonally into two
or three pieces
1 red pepper, cut in narrow strips
1 red onion, cut into eighths
1 bunch broccoli, stems peeled, cut in florets
8 ounces mushrooms, sliced 

1/2 cup vegetable oil
2 tablespoons soy sauce 
1 tablespoon garlic 
1 tablespoon fresh ginger (can use ground ginger as a
substitute)
1 1/2 teaspoons salt
Freshly ground pepper