Whipped natto soba

Name: Whipped natto soba
Total time: 10 min
Yield: 1 serving
Ingredients: soba; eggs; scallions (optional); 3 packs hikiwari (chopped) natto; soba tsuyu (Japanese noodle sauce); aonori (optional); 1 natto pack (with its sauce + mustard); soy sauce; salt; cooking oil

10 minBeginner scaleBeginner scale 4 of 5Uses raw egg

Ingredients

soba
eggs
scallions (optional)
3 packs hikiwari (chopped) natto
soba tsuyu (Japanese noodle sauce)
aonori (optional)
1 natto pack (with its sauce + mustard)
soy sauce
salt
cooking oil

Steps

Dilute soba tsuyu for hot-soba strength.
Whisk hikiwari natto, raw egg and a spoon of tsuyu until foamy.
Boil soba and chill in iced water.
Pour tsuyu over the noodles, top with the natto foam and aonori.

Recipe source

Source: YouTube: papa′s cooking · 2M views (opens in a new tab)

2026-08-28 · checked 2026-11-04. Steps rewritten in our own words from the original.

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Before you eat

If you take warfarin or another anticoagulant, talk to your doctor or pharmacist before eating natto. Natto is high in vitamin K (600 µg per 100 g, Standard Tables of Food Composition in Japan 2023). Vitamin K intake can change how warfarin works (MFDS label · MedlinePlus). Standard Tables of Food Composition in Japan 2023 (opens in a new tab) MFDS (opens in a new tab) MedlinePlus (opens in a new tab)

Natto is made from soybeans. If you have a soy allergy, don't eat it. Standard Tables of Food Composition in Japan 2023 (opens in a new tab) U.S. FDA (opens in a new tab)

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