The restaurant chef left and invited someone else, but others said that it was not the same taste as

Either continue to recruit better ones, or, according to the specialties of the chefs who have already been recruited, replace the specialties of the new masters.

Operators should choose better operating conditions when they have the ability to change them. When conditions are immutable, all existing conditions should be brought into play.

has been replaced, and the original personalized flavor will naturally be replaced. This will inevitably lead to the loss of some new customers, but a new chef who has been tried and tested will naturally have his own specialties and can change the menu in this direction. In order to avoid the recurrence of the loss of guests in the next substitution, the handover time should be properly negotiated, and a qualified successor should be brought out before the resignation is approved.

Or directly carry out standardized process optimization operations to remove the individual flavor of the chef.

There is no way to do this situation, I am also a chef, and each chef will not taste the same dish, so it will be good for the guests to get used to it.