1 pound smoked pork shoulder, barbecued pork or smoked chicken, chopped
1 (16-ounce) jar spicy nacho cheese sauce
1 pound round tortilla chips
1 (18-ounce) bottle Memphis-style barbeque sauce, see Cook's Note*
Dry barbecue spice rub or chili powder, as needed
1 small (6 to 8-ounce) can sliced jalapenos, drained
*"Memphis style" barbecue sauce varies widely, but generally is red and sweet/smoky with a little edge of vinegar and red pepper heat.