Herring under a fur coat

The new Russian cuisine trends have the country's foremost chefs among their followers: Vladimir Mukhin, Ivan and Sergei Berezutsky, Andrei Makhov, Georgy Troyan, Anton Kovalkov, Alexander Volkov-Medvedev and others. Tools or skills may be different at a professional kitchen as compared with a family kitchen, but certain questions are the same. How can I cook something I know from childhood while changing the texture or intensifying the taste?