Boston butts from the grocery are not cured. Smoked picnic hams, the lower part of the shoulder are cured as are the smoked hams from the rear legs.
Basically, if it is smoked it is cured. If it says fresh, it is not cured.
Jim - Another transplanted Texan
Former KCBS CBJ
Large and Medium Big Green Eggs , Black 18.5" WSM, Blue Weber Performer - Stainless, Green Weber OTG Kettle , Brinkmann SnP Pro, and a Stainless UDS. One retired Portable Kitchen grill.
Red Thermapen, Maverick ET-732, EdgePro Apex Sharpener.
Avatar is the original 1951 Weber Kettle