You take the ranch, and you freeze it in small balls like cheese curds, then remove them, roll them in seasoned flower, drop into room temp ranch, and back into panko. Fry at 350 degrees for 90 seconds.
I just made that all up but that's what I would try first.
(Hoping you can get it to solidify, remember deep fried ice cream is a thing)
You freeze mozzarella cheese before frying when you make homemade mozzarella sticks. It helps it not leak out before it's browned on the outside properly.
It's not exactly a liquid like ranch dressing, so I'm not sure it'd be the same, but it could work