One might get food by filling hot jacket potato, finally ordered selection (9)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

in definition, “filling” as in a dental filling, so “food by filling” might be stuck in one’s teeth anagram/”ordered” of (hot t o )*, plus PICK=”selection” in anagram fodder, t o from “jacke- t potat- o finally”