Book of Weight Equivalents
Image from Pixabay: Beans
Image from Pixabay: Adzuki Beans
Article by Gil "hannaone" © Copyright 2007-2026. All rights reserved.
Weight and nutrition information primarily sourced through USDA Food Central or Korean Standard Food Composition Tables.
🫘 Beans
Category: Legumes / Pulses
Beans are highly nutritious, plant-based seeds belonging to the Fabaceae (legume) family. They are among the most versatile ingredients in global cooking, valued for their high fiber, plant protein, and slow-digesting carbohydrates. Beyond nutrition, beans play a major agricultural role: they enrich soil through nitrogen fixation, making them essential to sustainable farming systems.
Beans, beans, the musical fruit...
📜 Origin & History
Beans are among humanity’s oldest cultivated crops, with archaeological evidence stretching back 8,000–10,000 years. Their history is not singular; instead, beans were domesticated independently across multiple continents.
The Americas: Home of the Common Bean
• Most beans familiar to Western cooking—black beans, kidney beans, pinto beans, navy beans, and cannellini—belong to Phaseolus vulgaris, domesticated in both Mesoamerica and the Andes.
• The “Three Sisters” system: Indigenous farmers planted beans with corn and squash. Corn provided a natural trellis, beans fixed nitrogen into the soil, and squash shaded the ground to suppress weeds.
• Columbian Exchange: After 1492, New World beans were introduced to Europe, Africa, and Asia, rapidly becoming global staples.
Asia: Ancient Legume Centers
• Eastern and Southern Asia cultivated their own bean species long before New World beans arrived.
• Soybeans, mung beans, and adzuki beans have histories stretching back 7,000–9,000 years.
• Adzuki beans were independently domesticated in Japan between 3,000–5,000 years ago, forming the backbone of East Asian sweet bean pastes.
Middle East & Europe: The Fava Bean
• Before the Columbian Exchange, Eurasia relied on entirely different legumes.
• Fava beans (broad beans) were gathered and cultivated in the Middle East and Mediterranean thousands of years ago.
• Ancient Egyptians used fava beans extensively, and they appear frequently in royal tombs.
Scientific & Cultural Impact
Beans have shaped human civilization in surprising ways:
• Genetics: Gregor Mendel’s work with pea and bean plants established the foundation of modern genetics.
• Agriculture: Legumes’ ability to fix nitrogen made them critical to early farming and the Neolithic transition to settled life.
• Cuisine: Beans anchor dishes like Indian dal, Japanese red bean paste, Mexican refried beans, Brazilian feijoada, and countless soups, stews, and porridges worldwide.
Major Varieties
The word “bean” covers a wide range of species. Common categories include:
• Common Beans (Phaseolus vulgaris) - Black beans, kidney beans, navy beans, pinto beans, cannellini beans.
• Other Legumes Often Called Beans - Chickpeas (garbanzos), fava beans, lima beans, soybeans, adzuki beans, mung beans.
• Fresh Beans (Edible Pods) - Green beans, long beans, wax beans, French beans.
🍲 Culinary Uses
Beans adapt to nearly any cooking method:
• Soups & Stews: Black beans, navy beans, and kidney beans simmer into hearty, comforting dishes.
• Purees & Dips: White beans blend into creamy spreads, dips, and hummus-style preparations.
• Salads & Bowls: Chickpeas, black beans, and edamame add protein and texture.
• Curries & Dal: Split lentils and mung beans cook quickly and break down into silky bases.
• Sweet Preparations: Adzuki and mung beans are used in pastries, buns, mooncakes, and ice creams across East and Southeast Asia.
🔄 Substitutes
The best substitute depends on the dish:
For Protein & Texture
• Lentils: Closest match; cook faster and offer similar nutrition.
• Tofu / Tempeh: High-protein, neutral flavor, excellent in stir-fries or crumbled into sauces.
• Edamame: Firm, slightly waxy texture for salads and bowls.
• Green Peas: Sweet, soft, and easy to incorporate.
For Heartiness in Stews & Chilis
• Sweet Potatoes: Dense, slightly sweet cubes mimic the body of beans.
• Mushrooms: Chewy, savory, and deeply flavorful.
• Ground Meat: Traditional swap in chilis if not vegetarian.
For Dips & Spreads
• Cauliflower: Blends into a smooth, bean-like puree.
• Nuts & Seeds: Soaked almonds or macadamias replicate creamy white bean textures.
🩺 Health Benefits
Regular bean consumption supports long-term health:
• Weight Regulation: Fiber and protein increase satiety.
• Heart Health: Beans help lower LDL cholesterol and stabilize blood pressure.
• Chronic Disease Prevention: Antioxidants and slow-digesting carbs reduce risks of diabetes, stroke, and certain cancers.
🌿 Nutritional Snapshot
Beans are nutrient-dense and naturally low in fat.
• Protein: ~8–15 g per cooked cup
• Fiber: High in both soluble and insoluble fiber
• Minerals: Iron, potassium, magnesium, zinc, folate
• Fat: Very low; completely cholesterol-free
🔧 Preparation & Safety
Beans require proper handling:
• Cooking is essential: Raw beans contain lectins, especially kidney beans, which can cause severe digestive distress if undercooked.
• Soaking: Reduces cooking time and improves digestibility.
• Rinsing: Helps remove excess starch and reduce foaming during cooking
How much do beans weigh?
| Adzuki Beans | |||
|---|---|---|---|
| 1 cup |
U.S. |
197g | 7oz |
| Conversion from grams to ounce: 28.3495231g(rounded to 28.35)= 1 oz
Ounces shown are rounded up or down to the nearest tenth of an ounce. |
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| Black Turtle Beans | |||
|---|---|---|---|
| 1 cup |
U.S. |
184g | 6.5oz |
| Conversion from grams to ounce: 28.3495231g(rounded to 28.35)= 1 oz
Ounces shown are rounded up or down to the nearest tenth of an ounce. |
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| Black Beans | |||
|---|---|---|---|
| 1 tablespoon |
U.S. |
12.1g | .4oz |
| 1 cup |
U.S. |
194g | 6.8oz |
| Conversion from grams to ounce: 28.3495231g(rounded to 28.35)= 1 oz
Ounces shown are rounded up or down to the nearest tenth of an ounce. |
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| Kidney Beans | |||
|---|---|---|---|
| 1 tablespoon |
U.S. |
12.2g | .4oz |
| 1 cup |
U.S. |
184g | 6.5oz |
| Conversion from grams to ounce: 28.3495231g(rounded to 28.35)= 1 oz
Ounces shown are rounded up or down to the nearest tenth of an ounce. |
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💡 Did You Know? Beans Edition
Climate Impact: Replacing beef with beans in the U.S. could achieve 75% of the greenhouse gas reductions needed to meet national climate goals.
Ancient Rome: Families often took names from legumes—Cicero (chickpea) and Fabius (fava bean).
Nigeria: Fermented African locust beans are a cornerstone seasoning in West African cooking.
Ancient Egypt: Beans were sacred and placed in tombs as food for the afterlife.
Brazil: Feijoada, the national dish, is a black bean stew with salted or smoked pork.
Image: Apricot Card
Mali: The Bambara groundnut ripens underground like a peanut.
United Kingdom: Beans on Toast is a national comfort food built on the American haricot bean.
Ancient Greece: Beans were used to cast votes, and Pythagoras refused to eat them, believing they contained the souls of the dead
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