You’ve seen the hundreds of delightful videos of diner staff cooking up adorable, fluffy treats at the Jellycat Diner inside FAO Schwarz. Now, you’re trying to figure out how to make it there yourself. Hi, I’m Toni! I’m a Jellycat lover who lives in New York, so I’ve been to the Jellycat Diner more times than I can count – both stopping by for an after-work pick-me-up and with a…