Poach chicken and cool in own liquids, serve excess stock for another use, chop or pull meat. Or, remove rotisserie chicken meat from bones and skin, and chop or pull meat.
Par-boil the broccoli in a few inches of salted water for 5 minutes and drain.
Cook white or brown rice to package directions or cook egg pasta.
In a small pot, loosen cashew butter over low heat then add the ginger, garlic, Sriracha, lime juice, stock, soy sauce, hoisin and season with black pepper. Bring to a bubble, simmer to let sauce thicken and flavors combine.
Heat oil over high heat in large skillet. Add onions, peppers and broccoli, and stir-fry to tender crisp. Add water chestnuts, sauce and chicken, combine, and season to taste. Serve over rice or toss with long egg noodles; garnish with cashews, scallions and cilantro.