Sous Vide Honey Mustard Chicken Breast with Sweet Potato Mash

Ingredients

• 2 tablespoons honey
• 2 tablespoons distilled white vinegar
• 1 tablespoon Dijon mustard
• 1 tablespoon whole grain mustard
• 1 tablespoon extra virgin olive oil
• 2 (10- to 12-ounce) boneless, skinless chicken breasts
• Salt and freshly ground black pepper
• 4 sweet potatoes, peeled and sliced into 1-inch pieces
• 2 tablespoons unsalted butter, divided
• 1 clove garlic, minced
• 2/3 cup (125 g) corn kernels
• 2 tablespoons heavy cream
• 3 tablespoons (10 g) minced chives, plus more for serving