ម៉ាំល្ហុង Plain Fermented Papaya 

Green Papaya
Galangal
Roasted rice
Ginger
Chili
Sea salt
Brown sugar (syrup)
Carrot
Mam paste www.thearaspicykitchen.com
If you don’t have mam paste you can buy it at the Asian super Market it made from Vietnam and it made from fish. My mam paste is made from shrimp and my special ingredients mixed into paste.
Here is the substitute for Mam
You can use tirk brohok but mixed with ground galangal, gingers, chili sugar and roasted rice powder and then marinade the papaya like so In the video.