[Q] Can you apply E-2 visa for a chef as an essential employee?

Yes, but depending on consuls who might decide that the position can be done by a U.S. worker who can be trained, especially if multiple chefs are applying for E-2 visas for the same restaurant. Review 9 FAM 41.51 N14.3 for further guidance. Lastly, consider applying for an E-2 managerial position if the chef will have a managerial responsibilities.