ORANGE-MISO dipping sauce

1 tablespoon white miso paste
2/3 cup sour cream
1/2 cup mayonnaise
1 tablespoon grated lemon zest
2 tablespoons freshly squeezed lemon juice
1 tablespoon orange zest
1 tablespoon orange juice
salt and freshly ground black pepper

Mix all the ingredients in a bowl until smooth. Season with salt and pepper to taste, and chill until ready to serve.