Another classic example of how Americans don't understand irony!
If you were expecting a high quality cooking show, I understand why you might be upset. But based on the title, what did you expect?
It's fun, it's supposed to be tongue in cheek and on that level, Paris nails it. Just roll with it and have fun as well. She doesn't offend anyone and if anything you have to admire how she can take the piss out of herself so well.
This is who Paris Hilton is and what Paris Hilton does! Nothing has changed and she isn't trying to be anything else.
Don't wait until episode 3 to decide you hate it. Using words to describe food such as "tanned" and "melty" spring up pretty early so that should have been alarm bells to abort if that is going to be something you're not going to appreciate
It's playful, it's refreshing and it's inoffensive. I don't feel guilty for watching and enjoying. Why must everything be so serious all the time?