1. think about if someone said that to you? would you be hurt or okay with it? that's how you see if it's negative or positive.
2. ask people, put pieces together
Varying your sentence is one way to fix your grammar mistakes.
Answer:
I think that she learned that after failing
one time when baking she learned all the neccisary things she has to know and that after knowing what it is supposed to taste and look like she got more incouraged