Question: What happens after I place the lemon juice in the syrup when making mooncakes?

  Options: 
 A. The acid from the lemon stops the caramelization of the syrup and also reacts with the solution to turn it into an inverted syrup. From here, you do not need to stir the solution with the carving knife. Bring to a simmer for approximately 30-40 minutes.
 B. The acid from the lemon stops the caramelization of the syrup and also reacts with the solution to turn it into an inverted syrup. From here, you do not need to stir the solution with the spatula. Bring to a simmer for approximately 30-40 minutes.
Answer: B