How much does kidney beans weigh after cooking?
100 g → 240 g
100 g dry → 240 g cooked. Soak 8 hours, boil hard for 10 minutes, then simmer 60 to 90 minutes. Never slow-cook raw kidney beans.
Your portion
100 gDry
240 gCooked
333Calories
23.6 gProtein
60 gCarbs
0.8 gFat
Calories and protein stay the same when cooking; only water weight is added.
Per 100 g: raw vs cooked
| Per 100 g | Dry (raw) | Cooked | Change |
|---|---|---|---|
| Calories | 333 | 139 | −58% |
| Protein | 23.6 g | 9.8 g | −58% |
| Carbs | 60 g | 25 g | −58% |
| Fat | 0.8 g | 0.33 g | −58% |
| Fiber | 15.2 g | 6.3 g | −58% |
Cooking adds water, not calories. Kidney Beans soaks up about 140% of its own weight in water, so 100 g of cooked kidney beans has only about 42% of the calories and protein of 100 g dry. Weigh it dry if you can. If you weigh it cooked, divide by 2.4 to get the dry weight.
Common questions
Should I weigh kidney beans raw or cooked?
Raw (dry) is more accurate because cooked weight depends on how much water was absorbed. Labels and USDA data use the dry weight.
How much protein is in 100 g of cooked kidney beans?
About 9.8 g, compared with 23.6 g in 100 g dry.
I weighed my cooked portion. How do I log it?
Divide the cooked weight by 2.4 to get the dry weight, then log that.