Dried shiitake mushrooms have 296 kcal per 100 g. Drying concentrates all nutrients — a 10 g serving rehydrates to 60–80 g. Track by dry weight and note the density.
How should I track Mushrooms, shiitake, dried?
Mushrooms, shiitake, dried is high in zinc. For consistent tracking of Mushrooms, shiitake, dried, weigh it raw. Cooking method changes both weight and calorie density — steaming barely changes anything, but roasting with oil or frying can double the calories. A systematic review (Whitton et al., Adv Nutr 2022) found vegetables are omitted from food logs 2–85% of the time, often because people assume they are "free" calorically. While most vegetables are indeed low-calorie, the fats added during cooking are not. Log the oil, butter, or dressing separately to keep your tracking accurate.