Prepare vegetables as described above. Heat a deep pan and add oil and beef. Saute for a couple of minutes, then add onion and potato. Continue sauteing for 3 minutes.

Add water, soy sauce, brown sugar, and sake or wine. Bring to a simmer half covered. Skim off any foam and cook for about 20 to 30 minutes until potatoes are done.

This recipe yields 4 servings.

Comments: Ofukuro no aji -- Mom's cooking. This is a typical Japanese dish served at dinner. The main ingredients are russet potatoes, onions, and beef. The flavoring is based on soy sauce and sugar, very common for a Japanese dish.