Grind the annato seeds, cumin seeds, whole peppercorns, whole cloves, and whole allspice in a mortar and pestle, molcajete y tejolote, spice grinder or coffe grinder. Blend the cleaned and chopped habanero peppers with the orange juice, vinegar, garlic and salt. Mix the dry spices with the liquid. Add the juice of 5 lemons and a nice splash of tequila. Place the cubed pork butt in a large zip lock bag and add the marinade. Soak 4-6 hours, in refrigerator, turning several times. Line (8 by baking pan with banana leaves. Pour in pork along with the marinade. Cover with Banana leaves and seal the pan with foil. Bake in a 325 F degree oven for 4 hours.