Yardlong bean has 47 kcal per 100 g. An Asian bean pod that can reach 45 cm. Cut into segments and stir-fry — similar to green beans with a firmer texture.
How should I track Yardlong bean?
Yardlong bean is a good source of magnesium. For consistent tracking of Yardlong bean, 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.