Preheat oven to 350°. Cut each biscuit into 4 pieces. Place in a greased 13x9-in. baking pan., In a large bowl, combine chicken, mushrooms and 1 cup peanut sauce; spread over biscuits. Top with 1 cup cheese, red pepper, carrot and green onions. Sprinkle with remaining cheese., Bake until topping is set, cheese is melted and biscuits have cooked all the way through, about 40 minutes. Sprinkle with peanuts and serve with remaining peanut sauce.