Sous Vide Chicken Korma

Ingredients

• 2 tablespoons canola oil
• 1 onion, cut into small dice
• 2 tablespoons tomato paste
• 1 tablespoon kosher salt
• 1 tablespoon minced fresh ginger
• 1 tablespoon minced garlic
• 1 tablespoon garam masala
• 1 tablespoon yellow curry powder
• 1 teaspoon ground cinnamon
• 1 teaspoon ground cumin
• 1 teaspoon ground turmeric
• 1 teaspoon ground coriander
• 1 teaspoon red pepper flakes
• 1 teaspoon freshly ground black pepper
• 1 cup heavy cream
• 1 cup Greek yogurt
• 1/2 cup cashews
• 2 tablespoons lemon juice
• 2 tablespoons honey
• 1 1/2 pounds boneless skinless chicken breasts, cut into 1/2-inch pieces
• Fresh cilantro, for serving
• Steamed rice, for serving (optional)