Obaku Soft Barley Rice with Beans and Root Vegetables
Rice Hard

Obaku Soft Barley Rice with Beans and Root Vegetables

Quick answer

Total time
630 min
Level
Hard
Servings
20 servings
Ingredients
12

About this dish

Obaku is a thick mountain staple from Yamanashi that cooks hulled whole barley, rice, and red kidney beans in abundant water, then folds in potato, sweet potato, taro, and daikon.

Read more

In communities where wet-rice farming was difficult and rice was precious food for celebrations, barley supported ordinary meals. The appeal lies in whole grains that still pop gently within the soft roots and porridge-like rice. Barley is soaked for three to four hours and cooked separately the day before, while the beans soak overnight. In a large pot the beans cook first, followed by thin-cut daikon and the cooked barley. Once bean and radish begin to soften, soaked rice and all its water enter and the bottom must be stirred continuously. When the rice has bloomed and a spatula briefly exposes the pot floor, separately boiled potato, sweet potato, and taro are folded in. Obaku itself remains unseasoned; each diner adds negi miso mixed with scallion, bonito flakes, and a little sugar.

Instructions

Read the steps as a cooking flow: prep, heat, seasoning, doneness control, and finish.

8 steps
  1. 1
    Heat

    Rinse 500g barley and soak in cold water for 3 to 4 hours.

    Drain, cook with 800ml potable water on a grain or brown-rice setting, spread in a wide container, cool, and refrigerate.

  2. 2
    Step

    Soak 125g red kidney beans in at least three times their volume of cold water for 8 hours and discard the soaking water.

    Rinse 300g rice until clear and soak in 800ml potable water for 30 minutes.

  3. 3
    Heat

    Combine the soaked beans and 3L potable water in a large pot.

    Bring to a boil, lower the heat, skim foam, and cook 40 to 60 minutes until a bean is only slightly firm at the center when pressed.

  4. 4
    Heat

    Cut 200g daikon into strips 2mm thick and 4cm long.

    Peel potato, sweet potato, and taro, cut into 1.5cm cubes, and boil each separately for 8 to 12 minutes until tender but intact.

  5. 5
    Control

    Add daikon and the cooked barley to the bean pot and simmer 15 minutes, scraping the bottom every 3 minutes.

    When bean and daikon are nearly tender, add the soaked rice with all 800ml soaking water.

  6. 6
    Control

    Keep low heat and scrape the pot bottom continuously with a long spatula for 25 to 35 minutes.

    When rice is fully bloomed and stirring exposes the bottom for about 2 seconds, lower to minimum heat.

  7. 7
    Heat

    Add the boiled potato, sweet potato, and taro and fold bottom to top only four times without breaking them.

    Warm 5 minutes, turn off the heat, and rest 10 minutes.

  8. 8
    Finish

    Thinly slice two long onions and mix with 200g miso, 10g bonito flakes, and 3g sugar for negi miso.

    Divide obaku among twenty bowls and serve the seasoning separately for each diner to add.

Practical Cooking Checks

The cues that matter most while cooking.

Key technique
500g whole barley with 300g rice
Finish cue
When bean and daikon are nearly tender, add the soaked rice with all 800ml soaking water.
Storage and reheating
Barley is soaked for three to four hours and cooked separately the day before, while the beans soak overnight.

Cooking decision evidence

Calculated Charim data and applicable official food safety guidance.

This recipe

630min, 12 ingredients

Category median

38.5min, 8 ingredients

Based on 214 recipes

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Tips

Discard kidney-bean soaking water and cook the beans fully in fresh water. Never eat undercooked kidney beans; press one to confirm tenderness through the center.
After rice enters, starch scorches quickly on the bottom. Keep low heat and scrape the entire base continuously with a long spatula.

Estimated nutrition (per serving)

Calories
310
kcal
Protein
10
g
Carbs
65
g
Fat
2
g