If you've completed all the available levels in the episode, you can move on to the next one.
You can go back to any completed episode and replay any episode in Prestige mode only once you finish all currently released levels.

You might like our other games as well. Check out the "Our games" article". https://matryoshka.helpshift.com/hc/en/8-cooking-live/faq/303-our-games/