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Salt Koji Marinated Chicken and Vegetables on Seiro, Bamboo Steamer | A Gut-Loving Steamed Delight

  • Writer: Hitomi
    Hitomi
  • Aug 19
  • 2 min read

Updated: Sep 8

Bamboo steamers with marinated chicken, lemon slices, and seasonal veggies. "Salt Koji Marinated Chicken and Seasonal Veggies" text.

CONTENTS



ABOUT THIS RECIPE |

This Japanese-style steamed chicken with seasonal vegetables is prepared in a seiro (traditional bamboo steamer), delivering tender chicken, vibrant veggies, and deep umami—all without added oils or frying. It’s a nutrient-rich, gut-friendly dish that’s both light and satisfying.



RECIPE OVERVIEW |

  • Prep Time: 15 minutes (plus 12–24 hours marinating)

  • Cook Time: 20 minutes total

  • Difficulty: Easy

  • Special Notes: No frying, no added sugar in the main dish



WHY YOU'LL LOVE THIS RECIPE |

  • Gut-friendly cooking method — steaming preserves nutrients, enzymes, and moisture without inflammatory oils.

  • Deep umami with minimal seasoning — shio-koji naturally enhances flavor while supporting digestion.

  • Balanced nutrition — protein, fiber, antioxidants, and prebiotics in one meal.

  • Easy prep, big payoff — marinate ahead, then steam for a gentle, delicious dinner.



GUT HEALTH BENEFITS |

  • Shio-koji: A fermented seasoning rich in enzymes that aid digestion, boost umami, and support the microbiome.

  • Steaming method: Keeps vitamins and minerals intact, avoids excess oil, and is gentle on digestion.

  • Chicken thighs: Provide high-quality protein and collagen to strengthen the gut lining.

  • Colorful vegetables: Supply antioxidants, fiber, and prebiotics to nourish healthy gut bacteria.



INGREDIENTS |

Chicken Marinade (Serves 2)

Person measuring minced garlic next to raw chicken in a bowl on a marble counter. Jars of salt-koi, ginger and garlic paste nearby.
  •  1.5 lb chicken thighs

  •  2 Tbsp Salt Koji

  •  1 tsp grated ginger

  •  1 tsp grated garlic

  •  1.5 Tbsp Ama-Koji or Koji Amazake


For the Chicken Tier

  • ¼ cabbage

  •  3 lemon slices

Seasonal Veggies (suggestions below):

Eggplant, tomatoes, cucumber, myoga, and shiso leaves on a beige countertop. Bright colors and fresh appearance convey a vibrant mood.
  •  7–8 stalks asparagus

  •  1 carrot

  •  1 long green onion (Tokyo Negi)

  •  5 stalks broccolini

Dipping Sauce

A spoon pours olive oil into a white bowl with shoyu-koji mixture, next to a jar on a wooden surface with circular patterns.

  • 2 Tbsp shoyu-koji

  • 3 Tbsp organic extra virgin olive oil

  • ½ tsp grated garlic


Mix all sauce ingredients in a small bowl until combined.


INSTRUCTIONS |

  1. Marinate the Chicken

    • In a bowl, combine chicken thighs, salt-koji, grated ginger, grated garlic and ama-koji (sweet koji).

    • Cover and refrigerate for up to 12 hours.

  2. Prepare the Steamer Tiers

    • Bottom tier: Place chopped cabbage evenly across the base. Layer marinated chicken on top, then add lemon slices.

    • Top tier: Cut vegetables into bite-sized pieces and arrange neatly.

  3. Steam the Vegetables and Chicken

    • Place steamer over boiling water. Steam the vegetable tier for 7–8 minutes, then remove.

    • Continue steaming the chicken tier for another 12 minutes, or until fully cooked through.

  4. Serve

    • Arrange chicken and vegetables on a platter. Serve with dipping sauce on the side.



SERVING SUGGESTIONS |

  • A bowl of brown rice or fermented rice

  • Miso soup with wakame (seaweed) and tofu

  • A light pickled salad or "tsukemono" (Japanese pickles)



FINAL THOUGHTS |

This Salt Koji Marinated Chicken and Vegetables on Seiro is a perfect example of how traditional Japanese cooking techniques can transform a simple meal into a gut-health powerhouse. The steaming method keeps everything tender and nutrient-rich, while the salt-koji infuses a naturally savory depth that makes each bite satisfying without heavy seasoning. Whether you’re deep into your cho-katsu journey or just starting, this dish is a gentle, flavorful way to care for your gut—one delicious bite at a time.





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