Rice and Grain Cooking Ratios: The No-Fail Chart
Couscous isn't simmered at all. Pour boiling water over it, cover, and let it sit off the heat. Treating it like rice is the most common way people wreck it.
I keep this chart taped inside the cabinet door next to my measuring cups, because rice and grains don't run on instinct, they run on ratios. Once you know the ratio for what you're cooking, you never have to think about it again, and you stop losing a pot of quinoa to guesswork on a Tuesday.
Water ratio and cook time, grain by grain
This is the one I actually reference. Ratio is grain to water, and all of it assumes a covered pot on the stovetop.
White Rice
Long grain, everyday rice
1 : 2
Brown Rice
Whole grain, chewier bite
1 : 2¼
Jasmine Rice
Fragrant, softer grain
1 : 1½
Basmati Rice
Long, dry grain, rinse first
1 : 1½
Wild Rice
Actually a grass seed, not rice
1 : 3
Quinoa
Rinse to cut the bitterness
1 : 2
Steel-Cut Oats
Breakfast, not a side dish
1 : 4
Farro (pearled)
Nutty, holds its shape
1 : 3
Pearled Barley
Soups, grain bowls
1 : 3
Millet
Mild, slightly nutty
1 : 2½
Couscous
Not a grain, technically pasta
1 : 1
How to cook any grain on that chart
The ratio only works if the process around it is right. This is the same three steps I use no matter which grain is on the counter.
Use an actual measuring cup, not the scoop that comes in the bag, and rinse under cool water until it runs clear.
Bring it up to a boil uncovered, then cover, turn the heat down low, and leave it alone.
Take it off the heat and let it sit covered for 5–10 minutes before you fluff it with a fork.
Which grains are quick and which need real time
If you're deciding what to start based on how much time you actually have before dinner, this is the breakdown I use.
Couscous, quinoa, jasmine rice, basmati rice. Good picks on a weeknight when you started dinner later than planned.
White rice, farro, millet. These want a little patience but still fit in a normal cooking window.
Brown rice, wild rice, pearled barley. Start these first and build the rest of the meal around them.
Common mistakes worth fixing
Almost every bad pot of rice I've ever made traces back to one of these.
Every peek lets steam escape, and that steam is doing half the cooking. It throws off the timing on the chart.
Brown rice needs more water and time than white rice, and wild rice needs even more than that. They're not interchangeable.
Leftover surface starch is what makes rice clump and turn gummy instead of staying separate.
The water boils off before the grain is done, and you end up with scorched rice on the bottom and a hard center.
Grain keeps absorbing steam for several minutes after the heat is off. Fluffing it right away leaves it wet and uneven.