Roasted Hot Peppers in Soy Sauce

4 Korean hot green peppers or jalapeño peppers

4 Korean hot red peppers or other hot red peppers

3 tablespoons soy sauce

1 tablespoon rice wine or vermouth

1 green onion, white and pale green part only, finely minced

2 garlic cloves, crushed and finely chopped

1 tablespoon toasted sesame seeds

1 walnut half, finely chopped

1 tablespoon sesame oil

1 teaspoon freshly ground black pepper

1/2 teaspoon salt