It can be recognized as one of the hardest levels in Candy Factory as it is unusually hard to bring down the ingredients. With only 19 moves and with 4 ingredients to bring down from the corners, it is easier to say than do.
Combine more vertical striped candies to clear off the candies. Avoid having two same color candies below the ingredient as it will make it hard to clear through, unless you have a horizontal striped candy.
All in all, focus on bringing down the ingredients, as it is the top priority.