Parboiled Rice: What It Is and Why It Still Needs Cooking
Parboiled rice has been soaked, heated and dried before milling.
Parboiled rice has been soaked, heated and dried before milling. The treatment changes the grain, generally producing cooked rice with a firmer, more separate texture than comparable untreated rice.
The name can be misleading at home. Parboiled does not mean a packet of dry rice is ready to eat, and it is not automatically the same as quick-cooking or instant rice.
A process, not one variety
Parboiling describes how rice is treated. A packet may identify a variety as well as the process: sella basmati is one example. Read the complete description rather than treating parboiled rice as a single interchangeable product.
The process can reduce breakage during milling. Research published by the International Rice Research Institute also describes slower water uptake and a firmer cooked texture compared with untreated milled rice.
How much water and time?
The USA Rice cooking chart gives 2¼ parts liquid to 1 part rice by volume and approximately 20 minutes for its general parboiled category. It explicitly recommends checking the packet for the particular product.
Use that as context, not a reason to override the bag. A manufacturer's directions may account for a different rice, preparation or appliance. Brown parboiled rice is another product again.
Where it is useful
Choose it when the recipe calls for it or when you want rice that retains a distinct bite. It can be useful in meals where separate grains are welcome; it is not a direct replacement for glutinous rice or for a risotto recipe developed around another grain.
If you try a new bag, note its full name and the method used. That makes a successful result repeatable and a disappointing one easier to diagnose. Rice has enough names already without adding “the one that worked last Tuesday”.