
Butterbur Mushi (蕗の薹蒸し) is a traditional Japanese spring dish made by steaming young, edible butterbur stems (fuki) in a savory egg custard (chawanmushi). The tender, slightly bitter butterbur is the star ingredient, often paired with shrimp or chicken for added flavor and texture.
This dish is low in fat and moderate in protein, primarily from the egg custard and any added seafood or meat. It is a good source of dietary fiber, vitamin C, and potassium, with a rough calorie estimate of 100-150 kcal per serving.
| Calories | 120 kcal |
| Protein | 8 g |
| Carbs | 10 g |
| Fat | 5 g |
| Fiber | 3 g |
| Sugar | 2 g |
| Sodium | 380 mg |
| Potassium | 320 mg |
| Vitamin C | 15 mg |
| Vitamin A | 90 mcg RAE |
| Calcium | 50 mg |
| Iron | 1.2 mg |
| Phosphorus | 110 mg |
| Vitamin K | 25 mcg |
| Folate | 40 mcg |
Per 1 cup (200 g) · estimated, varies by recipe
Butterbur Mushi is a celebrated example of 'sansai ryori' (wild mountain vegetable cuisine), highlighting the Japanese culinary tradition of foraging and enjoying seasonal, foraged ingredients. The slight bitterness of the butterbur is considered a desirable flavor that heralds the arrival of spring.