How Much Cooked Beans Does 1 Cup of Dry Beans Make? A Helpful Conversion Guide

This beans calculator provides measurement conversions between cooked vs dried beans. You can toggle between volume (cups, cans) or weight (pounds, ounces, grams). 23 different types of legumes are available for converting. Data is checked against USDA FoodData Central to ensure accuracy and consistency.

As you can see from the above, members of the legume family vary drastically in size. Because of this, there will be differences between types of beans when you change the volume to weight or the dried to cooked state.

For many bean recipes, it is not necessary to measure out a precise quantity of beans. It’s likely that a chili recipe would taste the same with 1 cup of beans, 3/4 cup, or even 1 ½ cups. The only thing that needs to be changed in the lentil soup recipe is the amount of salt. You could use 80g, 100g, or 130g of lentils. For imprecise recipes like these, you can use the following quick-and-dirty rules of thumb for beans conversion:

It is important to be more exact when measuring for some recipes, like black bean brownies or making your own soy milk. If you use an inaccurate conversion ratio, it will have a bigger impact when you are changing the size of a recipe. That’s when I would use this calculator instead.

Dried beans are an economical and nutritious pantry staple used in many cuisines around the world. Their versatility makes them a great ingredient to always have on hand. However, when cooking with dried beans, it helps to know how much the beans expand during soaking and cooking. This allows you to accurately plan portions and adapt recipes. So how much cooked beans does 1 cup of dried beans make?

The General Conversion

As a general rule of thumb, 1 cup of dried beans makes about 3 cups of cooked beans. This is the standard ratio used for bean conversions. Of course, the exact yield can vary somewhat depending on the size and variety of the dried beans. But for most types, 1 cup dried equals 3 cups cooked.

This dramatic increase in volume occurs as the dried beans soak up water and expand during cooking. Rehydrating the shriveled, dried beans causes them to swell back to their original size and shape. The cooking process softens the beans’ cell structure even more allowing them to absorb additional liquid.

So you can reliably estimate that 1 cup of dried beans, after soaking and cooking, will triple in volume and yield approximately 3 cups of cooked beans. This conversion allows you to plan the right amount of dried beans to soak and cook for recipes requiring cooked beans.

Helpful Tips for Converting Bean Measurements

When converting dried to cooked bean amounts keep these tips in mind

  • Bean sizes vary, so very large or small beans may yield a bit more or less than the 3:1 ratio.

  • Precise recipes like bean salads may require cooking beans first and measuring the yield before calculating dried amounts.

  • Canned bean amounts equate to cooked beans, so you can substitute 11⁄2 cups cooked beans for a 15 oz can.

  • Add cooked bean measurements directly to recipes specifying canned beans without adjusting.

  • Increase salt, seasonings, and cooking liquid slightly when using unsalted dried beans instead of canned.

  • 1 cup dried beans equals about 6 ounces in weight.

  • Soak beans in 3 times their volume of water overnight for efficient hydrating.

Following these useful tips will help you seamlessly convert bean amounts and yields in recipes. With some experience, you’ll get a feel for accurately estimating dried to cooked bean ratios.

Step-by-Step Guide to Cooking Beans from Dry

To see firsthand exactly how much dried beans expand when cooked, try this simple method:

Ingredients:

  • 1 cup dried beans (any variety), rinsed
  • Water for soaking
  • Fresh water for cooking
  • 1 teaspoon salt

Instructions:

  1. Place 1 cup dried beans in a bowl and cover with 3 inches of cool water. Allow to soak overnight for at least 8 hours.

  2. Drain the soaked beans in a colander and rinse well. Discard soaking water.

  3. Transfer drained beans to a pot and cover with fresh cool water by several inches. Add 1 tsp salt.

  4. Bring to a boil over high heat, then reduce to a simmer and cook uncovered until very tender, 1-2 hours.

  5. Drain cooked beans in a colander and measure volume – you should have about 3 cups cooked beans.

After following this process, you can clearly see the triple expansion as 1 cup of dried beans becomes 3 cups cooked. Use this easy method to test bean yields and get a personalized conversion ratio.

Common Questions About Dried to Cooked Bean Conversions

How precise do bean conversions need to be?

In most recipes, the 3:1 ratio gives a good approximation. Precision is more important for recipes like salads with a careful bean balance.

Do different bean varieties yield the same amounts?

Generally yes, though very large or small beans may result in slightly more or less yield. Test your specific beans for most accuracy.

Is the dried to cooked conversion the same for all legumes?

The 3:1 ratio applies reliably to most bean varieties, but similar legumes like lentils or split peas differ, so check conversion rates.

Should I cook beans first before measuring for a recipe?

When precision is important, yes. Measuring dried then cooked beans gives the most accurate quantities for recipes.

Why do bean measurements change so much with cooking?

The rehydration and softening process causes dried beans to more than double in size. This transforms shriveled dried beans into plump, edible cooked beans.

Helpful Ways to Use Your Cooked Beans

Once you’ve mastered converting dried to cooked bean amounts, put those tender cooked beans to use in many delicious ways:

  • Make a pot of chili, minestrone soup, or lentil dal.

  • Puree beans into a smooth hummus, dip, or spread.

  • Toss whole beans with vegetables, pasta, or rice for a salad.

  • Mash beans with herbs and olive oil for veggie burger patties.

  • Mix with spices and broth for a vegetarian taco filling.

equivalents and tested cooking methods allow you to easily substitute nutritious, inexpensive dried beans in any recipe that calls for canned. With a little practice, you’ll become comfortable determining just how much cooked beans your dried beans will produce.

how much does 1 cup of dry beans make cooked

How to Use the Beans Conversion Calculator

You only need to type in a number in the “Quantity of beans” box, choose the type of bean, and choose the unit of measurement you want to convert from. The program will then figure out the converted values for you.

So far, conversions for 23 different varieties of legumes are supported:

  • Adzuki beans (azuki)
  • Black beans
  • Black-eyed peas (cowpea)
  • Black turtle beans
  • Cannellini beans (white kidney bean, fagioli bianchi)
  • Chickpeas (chana, chole)
  • Cranberry beans (cranberry bean, borlotti bean)
  • Fava beans (broad bean)
  • Flageolet beans (fayot bean)
  • Great northern beans
  • Kidney beans
  • Lentils (red, green, brown)
  • Lima beans
  • Lupini beans (lupin bean)
  • Mayocoba beans (canary bean, Mexican yellow bean, Peruano bean)
  • Moth beans (matki, dew bean)
  • Mung beans (moong)
  • Navy beans (Boston bean, haricot bean, white pea)
  • Pigeon peas (arhar, toor, tuvar)
  • Pink beans (chili bean, habichuelas rosadas)
  • Pinto beans (frijoles pintos)
  • Soybeans
  • Split peas (yellow, green)
  • This calculator uses metric and US imperial measurements. 1 cup = 240mL, 1 oz = 28g.
  • The data is compared to USDA FoodData Central to make sure it is correct and consistent.
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How to Cook Dried Beans – The Right Way – For Maximum Nutrition

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