for the sauté
1/2 tablespoon oil
2 medium leeks, white part only, washed and grit removed (1 cup when chopped)
1 celery rib (1/2 cup when chopped)
1 small green pepper (1/2 cup when chopped)
1 tablespoon finely minced garlic
1 tablespoon finely minced ginger
1 tablespoon light soy sauce
1/2 teaspoon brown sugar

for the tofu
1 block (14 oz when drained) extra firm tofu
4 tablespoons corn starch
1/2 teaspoon or to taste freshly cracked black pepper
Salt

Vegetable or canola oil for frying