There are 2 ways to approach this level. If you have matches with the mystery eggs on the outside, match them up to see what comes up. If you get some good powerups, you can start matching right there, if not, then you are going to have to bust through the 2 hit blocks to allow you to match up some candies to put together the orders.
Candy Crush Level 257 Bug
Many Crushers as well as our expert Patricia Frederick noticed a bug on this Level. Required combos weren’t registering as collected! Please report this bug to King. You can spend a moment to send them a report message at firstname.lastname@example.org
Patricia Frederick’s Tips for Candy Crush Level 257
Take a chance with the mystery candies to see what you already have before wasting moves by breaking a lot of the blocks. (Any combos you make will help break the blocks anyway…)