Potato and Cabbage Dish

1 medium head of Chinese cabbage
3 leeks
garlic, mashed
3 potatoes (steamed and peeled)
2 tsp shoyu
1 tsp cider vinegar

Cut cabbage into strips, quarter leeks and potatoes and slice in 1/2-inch pieces. In a wok or a heavy skillet stir-fry cabbage and leeks over med. heat for 3-4 minutes. Add garlic; reduce heat and cook covered 5 minutes. Add potato and cook a few more minutes. Sprinkle with shoyu and vinegar.