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Stir-Fried Vegetable Trimmings (雲片, Unpen)

Stir-Fried Vegetable Trimmings (雲片, Unpen)

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Unpen turns peels, stems, and small vegetable ends into a quiet temple dish: finely cut, lightly sautéed, then bound with kuzu until the scraps gather like clouds.

Side Dishes
Japanese
Weeknight
Budget Friendly
Comfort Food
20 min
Active Time
12 min cook32 min total
Yield4 servings

Scraps are not leftovers when the knife has treated them properly. Unpen begins with the pieces most kitchens throw away: daikon peel, carrot ends, shiitake stems, a stub of burdock. Cut them fine, and they stop looking like afterthoughts. They become the dish.

This is fucha ryōri, the Chinese-influenced Zen temple cooking kept at Manpuku-ji, and its heart is mottainai, the shame of waste. The method is simple. Sauté the firm pieces first so their raw edge softens, season them with a little soy, sake, and shiitake-konbu dashi, then bind the pan with kuzu. The starch catches the vegetables lightly, not as a sauce to hide them, but as a soft cloud that gathers them together.

The one detail that decides it is the cut. Too large, and the trimmings stay stubborn and separate. Too small, and they turn muddy. Aim for small, even pieces, each with its own color and bite. Nothing hidden, nothing grand. Honmono often looks like this: plain food, made exact.

Unpen is associated with fucha ryōri, the vegetarian banquet cuisine of the Ōbaku Zen school brought from China to Japan in the seventeenth century. Manpuku-ji, founded in Uji in 1661 by the Chinese monk Yinyuan Longqi, preserved many Ming-style temple practices, including oil-sautéed dishes unusual in older Japanese Buddhist cooking. The name unpen means "cloud pieces," a reference to the small vegetable fragments gathered in a pale kuzu binding.

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Ingredients

dried shiitake mushrooms

Quantity

2

konbu (dried kelp)

Quantity

1 piece (about 5g)

cold water

Quantity

1 cup

mixed vegetable trimmings

Quantity

1 cup

finely chopped

neutral oil

Quantity

1 tablespoon

toasted sesame oil

Quantity

1 teaspoon

sake

Quantity

1 tablespoon

soy sauce

Quantity

1 tablespoon

mirin

Quantity

1 teaspoon

sea salt

Quantity

1/4 teaspoon

kuzu starch

Quantity

2 teaspoons

cold water

Quantity

2 tablespoons

for dissolving the kuzu

toasted white sesame seeds (optional)

Quantity

1 teaspoon

Equipment Needed

  • Small skillet or sauté pan
  • Sharp knife
  • Small bowl for dissolving kuzu
  • Fine-mesh strainer for the shiitake-konbu dashi

Instructions

  1. 1

    Make temple dashi

    Wipe the konbu with a damp cloth, but don't wash it. Put the konbu, dried shiitake, and 1 cup cold water in a small bowl and soak for at least 30 minutes, or overnight in the refrigerator. This is the temple stock for the dish: quiet, meatless, and full enough for the vegetables. Lift out the konbu before heating later if you warm the dashi, because boiled kelp can turn bitter and slick.

  2. 2

    Cut the scraps

    Remove the soaked shiitake stems if they are tough, then finely chop the caps. Cut all vegetable trimmings into small, even pieces, about 1/8 inch across. The even cut is not fussiness. It lets burdock, carrot, daikon peel, and stems cook at the same pace, so the pan tastes gathered instead of confused.

    Use only clean, fresh trimmings. If a peel is tired or bitter, don't ask the kuzu to forgive it. Change the vegetable.
  3. 3

    Sauté the vegetables

    Set a small skillet over medium heat and add the neutral oil and sesame oil. Add the firmer pieces first, such as burdock, lotus root, carrot, and cabbage core, and cook for 2 minutes. Add softer pieces, such as daikon peel and shiitake, and cook 2 to 3 minutes more, stirring gently. You want the raw smell gone and the colors still alive, not a browned hash.

  4. 4

    Season lightly

    Add the sake and let it hiss once, then add 1/3 cup of the shiitake-konbu dashi, the soy sauce, mirin, and salt. Simmer for 3 to 4 minutes, until the liquid tastes rounded and the vegetables are tender but still distinct. The seasoning should support the scraps, not bury them. Nothing hidden.

  5. 5

    Bind with kuzu

    Crush the kuzu between your fingers or with the back of a spoon, then dissolve it completely in 2 tablespoons cold water. Stir the slurry into the pan while the liquid is barely simmering. In less than a minute it will turn glossy and softly cloudy, gathering the vegetables together. Add a splash more dashi if it tightens too much; unpen should mound softly, not sit like paste.

    Kuzu must be dissolved in cold water first. Add it dry and it clumps, and those little stones will not politely disappear.
  6. 6

    Finish and serve

    Taste once more, then take the pan off the heat. Scatter with toasted sesame if using. Serve warm or at room temperature in a small mound, leaving space around it. This is a side dish, not a mountain, and the empty space helps the cloud shape read.

Chef Tips

  • Choose trimmings from vegetables that are fresh enough to serve proudly: daikon peel with snap, carrot peel still bright, shiitake stems with good aroma. Mottainai is respect, not a bin for sad vegetables.
  • Real kuzu gives the soft, cloudy binding that names the dish. Potato starch will thicken in a pinch, but it sets more glassy and tight. Use it as a stand-in, not as the standard.
  • Keep the chop fine but not minced to dust. The pleasure is in finding small differences of texture: a little burdock chew, a shiitake softness, a clean edge of daikon peel.

Advance Preparation

  • The shiitake and konbu can soak overnight in the refrigerator. That slow soak gives a rounder stock and makes the shiitake easier to cut cleanly.
  • Vegetable trimmings can be washed, dried, and kept refrigerated for one day. Cut them just before cooking so the edges stay fresh.
  • Finished unpen keeps one day refrigerated. Bring it gently back to room temperature or warm it over low heat with a spoonful of dashi to loosen the kuzu.

Frequently Asked Questions

Nutrition Information

1 serving (about 95g)

Calories
75 calories
Total Fat
5 g
Saturated Fat
1 g
Trans Fat
0 g
Unsaturated Fat
4 g
Cholesterol
0 mg
Sodium
400 mg
Total Carbohydrates
7 g
Dietary Fiber
1 g
Sugars
1 g
Protein
1 g

Note: Chef personas and recipes are created with AI assistance. Cook with care: follow safe food-handling practices, check doneness with a thermometer when needed, and adapt for allergies and your kitchen.

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