Chicken Lettuce Cups

INGREDIENTS

• 1/4 cup unsalted roasted cashews, coarsely chopped
• 3 tablespoons vegetable oil
• 1/2 teaspoon salt
• 1 cup chopped canned button mushrooms
• 2 tablespoons clear rice vinegar
• 1/3 cup minced red onion
• 1/2 teaspoon sugar
• 8 to 10 inner leaves iceberg lettuce, edges trimmed and chilled
• 2 teaspoons minced fresh ginger
• 1 tablespoon hoisin sauce
• Handful of fresh cilantro leaves, coarsely chopped
• 1/2 cup water chestnuts, minced
• 2 cloves garlic, minced
• 2 tablespoons light soy sauce
• 1 pound boneless, skinless chicken breasts, minced