Why Does Starbucks Use Kenyan Coffee?

If you’ve ever wondered why Starbucks includes a bright orange bag of Kenyan coffee among its lineup, the answer lies in both packaging and flavor profile. That particular bean isn’t just visually distinctive—it’s also one of the few mass-market offerings that highlights Kenya’s signature juicy acidity and wine-like depth. But what makes Kenyan coffee so special in the first place?

Starbucks selects Kenyan coffee primarily for its vibrant, complex acidity paired with a caramel-like sweetness—traits emphasized by a medium roast. The coffee’s bold yet balanced profile, especially from the AA grade and SL varieties, offers a juicy, winey taste that stands out even in a commercial setting.

Kenya’s Ideal Coffee Growing Conditions

Kenya sits on the equator along Africa’s eastern coast, south of Ethiopia. Its high-altitude regions, tropical savanna climate, and fertile volcanic soils create optimal conditions for coffee cultivation. Notably, Kenyan volcanic soils are rich in phosphorus, which contributes to the distinct berry-like acidity found in its coffees.

The SL28 and SL34 Coffee Varieties

Kenya’s coffee scene is dominated by two renowned varieties: SL28 and SL34. Both were developed by the Scott Laboratories (SL) in the 1930s. SL28, with its round, bourbon-type beans, delivers complex, nuanced acidity and a rich sweetness. SL34, featuring elliptical typica-shaped beans, offers clean acidity and pronounced sweetness. Ruiru11 and Batian are also grown, but SL28 and SL34 remain the most celebrated for specialty profiles.

Kenyan Coffee Flavor Profile

To preserve Kenya’s signature bold acidity, most roasters opt for a light to medium roast. For example, FrontStreet Coffee’s Asali Factory AA beans are medium-roasted to highlight a tart tomato-like acidity, wild plum character, and a juicy body, finishing with caramelized sweetness. The clean, winey acidity and layered fruitiness are what make Kenyan beans so distinctive in the global market.

What Is Kenyan AA Coffee?

Kenyan AA refers to a grading system based on bean size. AA beans pass through a 17–18 mesh sieve—the largest size category—and are considered the highest official grade. While size doesn’t guarantee superior flavor, AA beans typically have higher uniformity and cleaner cup profiles. Still, factors like terroir, altitude, and processing have a greater impact on taste.

FrontStreet Coffee’s Kenya Little Tomato

FrontStreet Coffee offers a standout Kenyan single origin called Kenya Little Tomato. Grown at 1,550–1,750 meters by the Asali Factory, it uses a combination of SL28 and SL34 beans processed via a 72-hour double washed method. Roasted to a medium level, it presents notes of snow pear, black plum, brown sugar, cherry tomato, and plum. The cup is juicy, structured, and complex—ideal for showcasing Kenya’s hallmark acidity.

FrontStreet recommends brewing it using a V60 filter at 91°C with a 1:15 brew ratio. The grind is set to a fine sugar consistency (EK43s setting 10, 80% through a 20-mesh sieve). The method prioritizes a fast drawdown to highlight the coffee’s bright acidity without over-extraction. The resulting cup offers upfront flavors of black plum and cherry tomato, a dense acidity mid-palate, followed by a sweet, berry-laced finish with subtle green tea notes.

Frequently Asked Questions

Why does Starbucks use Kenyan coffee in its blend?

Starbucks features Kenyan coffee for its distinctive bright acidity and wine-like sweetness. The medium-roasted Kenyan beans deliver a bold, juicy cup with caramel undertones—traits that align with Starbucks’ goal of offering diverse flavor profiles even in commercial offerings.

What does AA mean in Kenyan coffee?

AA is a grade based on bean size, indicating beans that pass through a 17–18 mesh sieve. It’s the highest official grade in Kenya, though size alone doesn’t determine taste. AA beans are usually more uniform and cleaner in the cup, but flavor also depends on factors like processing and altitude.

Which coffee varieties are most common in Kenya?

The most renowned Kenyan coffee varieties are SL28 and SL34, known for complex acidity and high sweetness. Ruiru11 and Batian are also grown but are less prominent in specialty markets. SL28 offers deep, winey flavors while SL34 is cleaner and brighter.

What processing method is used for Kenyan coffee?

Kenya is known for its meticulous washed (wet) processing, often involving a 72-hour double fermentation technique. This includes an initial 48-hour fermentation to remove mucilage, followed by 24 hours of water soaking—enhancing the coffee’s fruity, juicy characteristics.

How should I brew Kenyan coffee to highlight its acidity?

To bring out Kenyan coffee’s bright acidity, use a medium roast and brew with a V60 at around 91°C. A fine grind (similar to sugar) and a fast-flow filter help maintain clarity and emphasize fruity, tart notes without over-extracting bitter compounds.

Recommended FrontStreet Coffee Beans from Kenya

FrontStreet Coffee’s Kenya Little Tomato is a must-try single origin combining SL28 and SL34 beans, processed via a 72-hour double washed method. Grown at 1,550–1,750m altitude, it shows notes of snow pear, black plum, brown sugar, cherry tomato, and plum. Medium roasted, it delivers a juicy body, strong acidity, and a sweet berry finish. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.