“Japanese curries are thickened like gravy and much more simple in flavor than those of Thailand,” says Trang. If you can find it, S&B Oriental Curry Powder gives this dish a distinctive sweet heat.
Heat oil in large pot over medium heat. Sauté onion 7 to 9 minutes, or until starting to brown. Add carrots, and sauté 5 minutes. Stir in curry powder and garlic, and cook 1 minute, or until fragrant. Add broth, potatoes, apple, ketchup, Worcestershire sauce, and miso; bring to a simmer. Reduce heat to medium-low, and cook 30 minutes, or until potatoes are tender. Add edamame, and simmer 5 minutes more.