Kung Pao Chicken - San-J

Ingredients

• 1 1/2 pounds boneless (skinless chicken breasts, cut into 1/2-inch dice)
• 4 Tablespoons San-J Tamari Soy Sauce (divided)
• 1 Tablespoon sake or dry sherry
• 1/2 teaspoon salt
• 1/2 teaspoon freshly ground black pepper
• 2 Tablespoons warm water
• 1 Tablespoon sugar
• 2 1/2 Tablespoons unseasoned rice vinegar
• 2 1/2 teaspoons toasted sesame oil
• 3 Tablespoons vegetable oil (divided)
• 1 Tablespoon cornstarch
• 1 Tablespoon minced fresh ginger
• 8 cloves garlic (minced)
• 6 green onions (white and green parts, sliced)
• 1/2 teaspoon red pepper flakes
• 1/2 cup coarsely chopped roasted peanuts or cashews
• Steamed rice (for serving (optional))