Chef assistant
In Chinese dictionary, a chef's assistant is defined as a chef's assistant, for example, "Today you are a chef, and I will be a chef."
combine/join forces (with sb)
Helping the kitchen means that non-cooks go to the kitchen to help the cooks work, which is common in staff, troops and school canteens. In real life, we can often see some sentences about helping chefs, such as: "Some restaurants collect the tips they receive and share them with the handyman and those who help chefs." "I help cook and peel onions and potatoes in my sister's apartment." And so on.
Cooking related
Literally, the word "help" means help, while the word "kitchen" is related to kitchen and cooking. In a word, "helping the kitchen" means helping the chef finish the kitchen work. Moreover, idioms and words related to the chef are also rich, such as "the golden point of Joan's kitchen".