It's a recipe manager and planner blocked by "Ads & Tracking" list.
There are roughly 70 subdomains of whisk blocked in the list too, but I am not sure if/which of them are trackers or ads.
This has been in the list since 2019 and you are the first one to comment on it. Clearly a false positive. Thanks for the report! It will be removed in the next release.
False positive
It's a recipe manager and planner blocked by "Ads & Tracking" list. There are roughly 70 subdomains of whisk blocked in the list too, but I am not sure if/which of them are trackers or ads.