https://fabulousfolklore.substack.com/p/hedgehogs-in-folklore-witches-familiars
Best I found, it mentions the fruit but it's a lot more modern, I think it makes it plausible for the myth to be older.
Yet B. at The Irish Penny Journal assured readers that no, they could not, after trying to see if he could make it work himself (1840: 167).