"The brunch is a family friendly event those aged between 3-15 must be accompanied by adults, 16-18 may come unsupervised at parent/guardian permission."
Wizard's Brunch and Dinner have encouraged fans to dress up as their favourite character before they enjoy bottomless butterbeer, live entertainment, potion classes and using wands.
Previous events in Australia and Canada have hosted thousands of muggles in a "magical setting".
The location and date of the event haven't yet been announced.
Fans who want to keep up to date with details can subscribe via the Wizard's Brunch and Dinner website.