It is an airy cheese dip (virtually unheard of) beaten into a fluffy mass with cascabel chile - garlic oil and topped with toasted pine nuts and freshly grated orange zest. (holajalapeno.com)
A cutivated variety of cascabel grown in Nayarit, where it is also called acaponeta and cuerudo. (mexgrocer.com)
I'd probably sub 1 ea Ancho and pasilla for cascabel and another japones. (epicurious.com)