Complex sentence: Sometimes, a commercial kitchen will use a long salamander broiler as a'pass through' between the kitchen and servers, meaning that the chef will prepare the dish on his/her side of the salamander broiler and place it inside.
Split into simpler sentences: Sometimes, a commercial kitchen will use a long salamander broiler as a'pass through' between the kitchen and servers. This means the chef will prepare the dish on his/her side of the salamander broiler and place it inside.