Sous Vide Duck Wontons with Duck Cracklings

Ingredients

• 1 (8-ounce) skin-on duck breast
• 1/4 cup light soy sauce
• 1/4 cup rice wine vinegar
• 1 tablespoon sesame oil
• 2 cloves garlic, minced
• 2 teaspoons minced onion
• 2 teaspoons grated fresh ginger
• 2 small red Thai chiles, minced
• 1 (12-ounce) packet wonton skins
• 1 teaspoon finely chopped scallion
• Pinch black sesame seeds
• Pinch white sesame seeds
• Pinch dried chile flakes