Before coffee beans are roasted, ground, or brewed, they go through an important transformation at the farm. Freshly harvested coffee cherries must be processed to remove their fruit and prepare the seeds inside for drying, storage, and eventually roasting.
How farmers handle that process can have a significant impact on the coffee's flavor.
You may have seen terms like washed coffee or natural process coffee on specialty coffee packaging. These aren't roast levels or added flavors. They're different ways of processing coffee after harvest.
Understanding the difference between washed and natural process coffee can help you recognize why some coffees taste bright and crisp, while others have deeper sweetness, fruity notes, or a fuller body.
At The Coffee Farmer's Co-op, we believe the work that happens on the farm deserves just as much attention as the final cup. Here's a closer look at these two coffee processing methods and how they shape the coffee you drink.
What Is Coffee Processing?
Coffee beans begin as seeds inside a fruit called a coffee cherry. Once the cherries are harvested, farmers need to separate the seeds from the surrounding fruit and dry them to a suitable moisture level.
This stage is known as coffee processing.
Although every method ultimately prepares green coffee beans for roasting, the techniques used can vary considerably. Some methods remove the fruit before drying, while others allow the seeds to dry with the fruit still attached.
These differences influence fermentation, drying conditions, and the development of flavor characteristics.
Processing is only one factor that shapes coffee quality. Growing conditions, coffee variety, harvesting practices, and roasting also play important roles.
For a broader look at what happens before coffee reaches your cup, explore our guide to buying quality green coffee beans.
1. Washed Process Coffee: Clean, Bright, and Defined
Washed coffee, sometimes called wet-process coffee, is one of the most widely used processing methods.
In this approach, farmers remove the outer skin and much of the fruit from harvested coffee cherries before the beans are dried.
How Washed Coffee Is Processed
The process generally involves several steps:
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Harvesting: Ripe coffee cherries are collected from the trees.
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Depulping: Equipment removes the outer skin and much of the fruit.
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Mucilage removal: Remaining sticky fruit material is removed through fermentation, mechanical processes, or a combination of methods.
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Washing: The coffee is rinsed when required by the chosen process.
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Drying: The beans, still protected by their parchment layer, are dried to an appropriate moisture level.
The exact method can differ depending on the farm, equipment, climate, and available water.
What Does Washed Coffee Taste Like?
Washed coffees are often associated with clarity, defined acidity, and distinct flavor notes.
Depending on the origin and variety, you might notice citrus, floral, chocolate, or nutty characteristics.
Because much of the fruit is removed before drying, washed processing often emphasizes the coffee's inherent characteristics rather than flavors developed through prolonged contact with the cherry.
Best for: Coffee drinkers who appreciate crisp, balanced flavors and want to explore the characteristics of different growing regions.
2. Natural Process Coffee: Fruity, Sweet, and Full-Bodied
Natural processing, also called dry processing, takes a different approach.
Instead of removing the fruit immediately after harvest, farmers dry the coffee cherries with the fruit still surrounding the seeds.
This creates a different environment during drying and can contribute to distinctive flavor characteristics.
How Natural Coffee Is Processed
Natural processing typically includes:
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Harvesting ripe coffee cherries.
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Sorting cherries to remove unsuitable fruit.
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Spreading whole cherries on raised drying beds, patios, or other suitable surfaces.
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Turning and monitoring the cherries as they dry.
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Removing the dried fruit and protective layers once the coffee reaches the appropriate moisture level.
Depending on weather conditions, drying can take several weeks.
Careful monitoring is especially important because uneven drying or excessive fermentation can create unwanted flavors and quality problems.
What Does Natural Process Coffee Taste Like?
Natural coffees are frequently associated with pronounced fruit flavors and a fuller mouthfeel.
Common tasting descriptors include berries, dried fruit, tropical fruit, and wine-like sweetness.
However, not every natural coffee tastes intensely fruity. Coffee variety, growing conditions, drying management, and roasting all affect the finished profile.
Best for: Coffee drinkers who enjoy pronounced sweetness, fruit-forward flavors, and experimenting with less traditional coffee profiles.
Washed vs. Natural Process Coffee: A Quick Comparison
| Feature | Washed Process Coffee | Natural Process Coffee |
|---|---|---|
| Fruit removal | Before drying | After drying |
| Drying method | Beans dry without most of the surrounding fruit | Whole cherries dry with fruit intact |
| Common flavor profile | Clean, bright, defined | Fruity, sweet, full-bodied |
| Typical acidity | Often crisp and pronounced | Often rounded or fruit-forward |
| Processing considerations | Requires equipment and careful water management | Requires careful drying and monitoring |
These descriptions are general tendencies, not guarantees. Two washed coffees from different farms may taste less alike than a washed and natural process coffee grown in the same region.
Why Coffee Processing Matters to Farmers
Processing isn't simply a technical step between harvesting and roasting. It's an important part of farm management that requires time, equipment, knowledge, and careful decision-making.
Farmers must consider several factors when selecting a processing method.
Climate and Drying Conditions
Temperature, humidity, rainfall, and available drying space can all affect processing decisions.
Natural processing requires careful drying management, particularly in humid or rainy environments.
Access to Water and Equipment
Traditional washed processing can require substantial water and specialized equipment, although water-efficient techniques are also available.
The most practical processing method often depends on a farm's infrastructure and resources.
Quality Control
Proper fermentation, sorting, drying, and storage help preserve coffee quality.
If coffee is dried unevenly or stored with too much moisture, its quality can deteriorate before roasting.
Market Preferences
Different buyers may seek different flavor profiles.
Farmers and cooperatives can evaluate processing methods based on quality goals, available resources, and market demand.
For farmer-owned businesses, these decisions are especially meaningful because producers have a direct stake in how their coffee is grown, prepared, and sold.
Learn more about our cooperative's approach in Brewing With a Purpose: How Our Cooperative Gives Back.
Does Coffee Processing Affect Roast Level?
Coffee processing and coffee roasting are two separate stages.
Processing takes place after harvesting, before green coffee is shipped for roasting.
Roasting happens later, when heat transforms green coffee beans into the aromatic, brown beans used for brewing.
Both washed and natural process coffees can be roasted light, medium, or dark.
Roasters consider a coffee's characteristics when developing a roast profile, but processing alone doesn't determine how dark the coffee should be roasted.
For example, a lighter roast may preserve certain delicate flavor characteristics, while a darker roast can develop more pronounced roasted flavors.
Neither approach is automatically better. The ideal roast depends on the beans and the flavor profile the roaster wants to create.
Does Coffee Origin Matter as Much as Processing?
Yes. Coffee origin and processing work together to influence flavor.
Where coffee grows affects the conditions under which the cherries develop. Elevation, temperature, rainfall, soil, and coffee variety all contribute to the characteristics of the harvest.
Processing then introduces another set of variables.
For example, two coffees grown in the same region may develop noticeably different flavor profiles when one is washed and the other is naturally processed.
Similarly, two washed coffees from different countries can taste very different because of their growing conditions and varieties.
If you're interested in understanding the relationship between geography and flavor, our roasting partner Java City offers a helpful guide to what single-origin coffee means and how origin affects flavor.
How to Explore Different Coffee Flavors at Home
You don't need to be a professional coffee taster to appreciate the differences between coffees.
One of the easiest ways to develop your palate is to compare coffees side by side.
Start with two coffees and brew them using the same method, coffee-to-water ratio, and water temperature.
As you taste, pay attention to:
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Aroma: What do you notice before taking a sip?
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Acidity: Does the coffee taste bright and lively or more mellow?
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Sweetness: Are there hints of fruit, chocolate, caramel, or other naturally occurring flavors?
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Body: Does the coffee feel light, silky, creamy, or full?
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Finish: Which flavors remain after swallowing?
You can also compare how the flavors change as the coffee cools.
For more guidance, read our Coffee Lover's Guide to Cupping, Aromas, Body & More.
Discover the Coffees Behind The Coffee Farmer's Co-op
Understanding processing methods is one way to appreciate the decisions farmers make long before coffee reaches your kitchen.
While processing information isn't specified for every coffee in our current roasted collection, each blend offers its own flavor characteristics worth exploring.
If you enjoy sweet, creamy coffee, our Joya de Chiapas features tasting notes of honey, vanilla, and dark chocolate.
For a smooth everyday cup, explore our West Coast Roast, known for its chocolate notes and full-bodied finish.
If you prefer a richer dark roast, explore our roasted coffee collection to discover our selection of bold, flavorful coffees.
And for a smooth blend featuring coffees from Colombia and Mexico, consider our Mustang Blend.
Each coffee provides an opportunity to explore the work of the farmers behind the beans and discover which flavors you enjoy most.
Great Coffee Begins With the Farmer
Whether coffee is washed or naturally processed, the method reflects decisions made by the people who grow and prepare it.
At The Coffee Farmer's Co-op, our cooperative is owned by the farmers themselves. That means the people responsible for growing the coffee also have a voice in the business behind it.
From harvest and processing to quality control and long-term farm investment, their knowledge is an essential part of the coffee's journey.
Understanding the difference between washed and natural process coffee gives you a deeper appreciation for that work and the many decisions that shape each cup.
Explore our collection of roasted whole bean coffee and discover coffee grown by the farmers who own our cooperative.