200g each? About 2.5 servings?
Cut the radish into thick slices.
Heat cooking oil in a pan and grill the radish slices on both sides.
Add water, soy sauce, chili powder, minced garlic, green onion, and sugar, and bring to a boil.
Simmer the radish over medium-low heat until the sauce is reduced.
Sprinkle with toasted sesame seeds to finish.