The Chemex earns a 96/100 match here because its thick paper filter does something specific to SL28/SL34 acidity: it removes essentially all oils and colloidal solids, leaving the mandarin zest and cloudberry notes stripped clean of any textural interference. The grind lands at 480μm — 70μm finer than default — because light-roasted Kenyan SL28 at 1,725m is exceptionally dense, demanding significantly more surface area to pull those tightly-packed solubles into solution at 94°C. The 40μm light-roast adjustment provides the baseline extraction push, and the remaining 30μm reflects the additional challenge of extracting a dense, high-altitude Kenyan coffee through the Chemex's thick filter. The 1:15.5 ratio keeps TDS in range while the longer 3:30–4:30 drawdown window accommodates the thick filter's restricted flow without channeling. high acidity levels in the light roast benefit from the Chemex's extended contact time at this grind, converting enough of them to avoid sourness without over-extracting into bitter quinic territory.
Kenya - AA Inoi Ndimi
The V60 scores 88/100 on this Kenyan light roast — strong, but behind the Chemex because its thinner paper filter lets more colloidal solids pass, softening the precision of the mandarin zest note. The grind at 430μm reflects the same -70μm offset as the Chemex but lands finer in absolute terms because the V60 drains faster. At 94°C and a 1:15.5 ratio, you're targeting the extraction window where SL28's acidity pushes into the bright citrus zone without tipping into vinegar. The continuous-pour technique matters here: SL28 and SL34 are dense, hard beans at light roast, so even pouring reduces the risk of localized over-extraction in fines clusters while the coarser fraction is still pulling. Bloom at 45 seconds to degas before extraction begins in earnest.
Troubleshooting
The Kalita Wave matches the V60 at 88/100 by offering a different trade-off: the flat-bed design distributes water contact more evenly across the coffee bed, which is particularly useful for light-roast Kenyan coffees with intense acidity that benefits from thorough, uniform extraction. With the V60's conical geometry, uneven flow paths can lead to pockets of over- and under-extraction; the Kalita's three-hole flat bed promotes more consistent contact across the entire bed. The 460μm grind and 1:16.5 ratio push extraction evenness — slightly more dilute than the V60 recipe, which works with the Wave's longer contact characteristics. At 94°C, you're in the window that balances full extraction of the bright fruit and berry acids against the risk of pulling harsh bitterness. The pulse-pour technique keeps even saturation across the flat bed, helping the SL28/SL34 acidity resolve into clean, juicy brightness rather than sharpness.
Troubleshooting
The AeroPress lands at 82/100 for this Kenyan — its main limitation is that the 85°C temperature dampens the delicate aromatics responsible for the cloudberry note, which are sensitive to thermal conditions during extraction. That said, 85°C is correct here: it prevents the intense SL28/SL34 citric acidity from over-extracting under pressure and turning sharp. At 330μm, the grind is significantly finer than filter methods to compensate for the short 1–2 minute contact time — the higher surface area accelerates extraction so that roast-developed sweetness and cacao nib roast-developed sweetness can catch up to the fast-extracting acids. The 1:12.5 ratio produces a more concentrated shot suitable for AeroPress's immersion-plus-pressure mechanism. The paper filter removes cafestol, keeping the cup clean despite immersion contact.
Troubleshooting
The Clever Dripper matches the AeroPress at 82/100 — it combines paper filtration with immersion contact in a way that produces reasonably clean extraction of SL28/SL34's citrus-driven profile. The paper filter preserves the clarity advantage over French press, while the immersion phase before draining provides more contact time than a straight pour-over at comparable grind settings. At 460μm and 94°C, the recipe sits between the V60's flow-dependent extraction and the AeroPress's pressure-assisted mechanism. The 1:15.5 ratio matches the V60 and Chemex targets; the Clever's longer immersion means you're not dependent on pour technique to hit that contact time. For SL28/SL34 specifically, the immersion phase helps even out extraction across the high-density particle distribution typical of light-roast Kenyan.
Troubleshooting
Espresso scores 81/100 for this Kenyan — viable, but demanding. The 180μm grind reflects the same -70μm offset used across all brewers for this bean, meaning this is already finer than default espresso to compensate for the light roast's lower solubility. At 93°C, you're pulling temperature down 1°C from the filter recommendation to give some buffer against the intense SL28/SL34 acidity becoming overwhelming under 9-bar pressure. The 1:2.4 ratio is longer than a traditional Italian ristretto — this is intentional for light roasts, as the longer output volume forces more extraction to happen, pushing past the fast-extracting acid phase. Preinfusion is important here: the dense, light-roasted SL28 puck needs time to saturate evenly before full pressure hits, or the SL34's citric acidity concentrates in channels.
Troubleshooting
The Moka Pot lands at 79/100 — it works, but the steam-pressure mechanism creates specific challenges for this Kenyan. At 1-1.5 bar (compared to espresso's 9 bar), extraction is less efficient and more heat-dependent. The recipe compensates with 100°C pre-boiled water and a 280μm grind — the finest of any hot-brew method except espresso, necessary to achieve adequate surface area in the short contact window as water pulses through the basket. SL28/SL34's intense citric acidity concentrates easily in the moka pot's low-water-volume environment: the 1:9.5 ratio reflects this, but strong sour notes are still a realistic outcome if grind distribution is uneven. Pre-boiling the water is especially important here — starting with cold water means the grounds cook under rising steam temperature before extraction begins, degrading the cloudberry delicate aromatics before they can extract.
Troubleshooting
The French Press scores 76/100 — the lowest match among hot-brew methods for this Kenyan. The core problem is the metal filter: it allows oils and colloidal fines to pass freely, and the cloudberry and mandarin zest notes of this light Kenyan are aromatic volatiles that fare better in a cleaner liquid matrix. The 930μm grind is significantly coarser than filter methods to avoid over-extracting the fines that are unavoidable at French press grind settings. The elevated temperature at 96°C compensates partially — the higher extraction rate drives more extraction from the coarse particles before the extended 4–8 minute steep concentrates fines-derived compounds excessively. The +0.5 ratio adjustment to 1:14.5 reflects the light roast's lower solubility; you need more coffee to reach target TDS through a metal filter.
Troubleshooting
Cold brew is not recommended for this bean. At near-freezing temperatures, cold water cannot extract the complex acids, delicate aromatics, and bright fruit compounds that define a light-roasted coffee — they remain locked in the cell matrix. For a cold version of this coffee, use flash brew: brew a concentrated pour-over (V60 or Chemex at 60% of the normal water volume) directly over ice in the server. The hot water extracts the full flavor spectrum, and the rapid ice cooling locks in volatiles that would otherwise evaporate during a slow cool-down.