Brandywine Coffee Roasters

Costa Rica - Las Lajas - Black Honey

costa rica light roast natural catuai, caturra
honeycrisp applesrainier cherrycaramel

Black honey sits at the furthest extreme of the honey processing spectrum. Where white honey leaves minimal mucilage on the bean during drying and behaves close to washed, black honey retains the most mucilage — drying slowly under the thickest layer of fermented fruit material. The result approaches natural processing in body and fruit intensity while typically preserving more clarity than a full natural. Las Lajas pioneered honey processing in Costa Rica, and the black honey protocol is the slowest and most fermentation-active variant they produce. Sugars from the thick mucilage ferment over an extended drying window, driving volatile ester production that accounts for the Rainier cherry and honeycrisp apple character. These aren't simple "fruity" notes — they represent specific ester compounds built during fermentation that the drying stage concentrates and the roast later sets. The caramel note arrives via two pathways. During drying, residual sugars in the mucilage partially caramelize under sun heat. During roasting, sucrose caramelization and Maillard browning produce furanones, maltol, and related compounds — though by the time light roast is complete, sucrose itself is nearly 100% consumed. The perceived sweetness is aroma-mediated, not residual sugar. Catuai and Caturra are both dwarf Bourbon-lineage varieties that begin first crack around 7:30–8:30 minutes in a standard roast profile. They carry naturally bright citric acidity, which the heavy mucilage fermentation of black honey processing mutes somewhat — trading some of that brightness for the apple and cherry fruit character that would be absent in a washed lot from the same farm. The [processing method](/blog/coffee-processing-methods-explained) determines the flavor space before roasting even begins.
Chemex 6-Cup 90/100
Grind: 495μm Temp: 92°C Ratio: 1:15.0-1:16.0 Time: 3:30-4:30

This coffee is routed as a natural process — and functionally, Las Lajas' black honey approach is very close to full natural in its fermentation intensity, leaving the most mucilage of any honey variant on the bean during drying. That thick layer generates abundant fermentation-derived aromatics (the Rainier cherry and honeycrisp apple character) but also deposits oils and fermentation byproducts that paper filtration handles better than metal. Chemex's 20-30% thicker filter strips those oils more aggressively than a standard V60 paper, delivering the fruit clarity the slow fermentation built. Temperature drops 2°C from default because the aromatics responsible for Rainier cherry are temperature-sensitive — running cooler protects them while the 495μm grind (55μm finer than default) drives extraction deeper into the caramel development zone. The light roast's reduced solubility accounts for the primary grind reduction, slightly offset by the processing's coarsening effect. The 1:15–16 ratio maintains enough TDS that the caramel note registers as body rather than just sweetness.

Troubleshooting
sour: Grind finer by 22μm and raise temperature 1°C. Black honey's fermentation-derived apple and cherry esters sit deeper in the extraction curve than the initial citric acids from Catuai and Caturra. Sourness here means you're stopping before those fermentation compounds fully dissolve — the caramel backbone hasn't extracted yet.
thin: Add 1g to dose or reduce water by 15g. The Chemex filter removes the mucilage-derived oils that black honey processing adds — if the cup reads clean but watery, the issue is TDS, not over-filtration. More coffee concentrates the Rainier cherry and caramel without changing the filter's work.
Hario V60-02 89/100
Grind: 445μm Temp: 92°C Ratio: 1:15.0-1:16.0 Time: 2:30-3:30

The V60's paper filter and fast-flow cone work well for Las Lajas black honey because the combination strips the mucilage-derived oils while Caturra's Bourbon-lineage brightness and Catuai's balanced character thread through cleanly. At 445μm and 92°C, the recipe targets the middle of the extraction window where the honeycrisp apple acidity and the Rainier cherry fruit character sit — above the initial acid surge, below the caramel heaviness. Caturra roasts in the Bourbon group (first crack around 8:30), while Catuai is transitional (FC ~7:30-8:30), meaning this light roast pulled early in development, preserving the fermentation-built aromatic profile. The V60's single opening makes flow rate a live variable — maintain a steady, even pour rate, as the natural-adjacent processing adds surface oils that can create variable flow resistance compared to a washed lot at the same grind.

Troubleshooting
sour: Grind finer by 22μm or raise temperature 1°C. The honeycrisp apple note is malic acid softened by roast development — but light Catuai and Caturra still carry significant intact CGAs that extract first. The cherry ester compounds follow. A slow, controlled pour keeps the slurry temperature stable for even extraction.
thin: Increase dose by 1g or reduce water by 15g. The V60 paper strips the black honey's fermentation oils that contribute body. If the apple and cherry read bright but hollow, concentrate the brew — you've dialed extraction correctly, TDS is just short of where these varieties register their weight.
Kalita Wave 185 88/100
Grind: 475μm Temp: 92°C Ratio: 1:16.0-1:17.0 Time: 3:00-4:00

The Kalita Wave's flat-bottom, triple-drain geometry provides the most uniform extraction contact for Las Lajas black honey — an advantage when Catuai and Caturra's dwarf stature means relatively consistent bean size, but black honey's variable mucilage thickness creates grind irregularity that a flat bed handles better than a cone. The 92°C temperature targets the fermentation-developed aromatics built during the extended black honey process; the 475μm grind is slightly coarser than the V60 to account for the Wave's longer bed contact time. Paper filtration strips the mucilage oils, clarifying the honeycrisp apple and Rainier cherry character Las Lajas is known for. The Wave's forgiving extraction profile makes it the easiest of the three top-ranked pour-overs to pull consistently for this bean — technique variance affects the Chemex and V60 more significantly.

Troubleshooting
sour: Grind finer by 22μm and raise temperature 1°C. Black honey Catuai and Caturra at light roast have high CGA concentrations — the Rainier cherry and caramel compounds extract in the middle phase. The Wave's even bed contact helps, but if pouring on the filter walls, flow bypass underextracts the center; keep pours centered.
thin: Increase dose by 1g or reduce water by 15g. The Wave paper strips the mucilage-derived body just as the Chemex and V60 do. Thinness after a correct extraction is a concentration issue. If you want more body with the same extraction, a metal-filter Wave is an option but will muddy the fruit clarity.
AeroPress 81/100
Grind: 345μm Temp: 92°C Ratio: 1:12.0-1:13.0 Time: 1:00-2:00

The AeroPress works for Las Lajas black honey because the paper filter handles the mucilage-derived oils in a compressed brew window — the fermentation aromatics (honeycrisp apple, Rainier cherry) are captured by pressure-assist plunging through the tight 345μm grind. Temperature at 92°C is higher than the classic AeroPress recommendation because light-roast Catuai and Caturra need more heat to extract past the initial resistance: the fruity aromatics and caramel base both sit deeper in the extraction curve than a medium or dark roast would. The 1:12 ratio produces a concentrated cup where all three flavor notes register — apple, cherry, caramel — though the concentration makes extraction errors more obvious. Extend plunge to the full 2 minutes rather than the quick 20–30 second classic method, as black honey's dense puck needs time for pressure to work through evenly.

Troubleshooting
sour: Grind finer by 22μm or extend steep to 2 full minutes before plunging. Light-roast black honey Caturra and Catuai extract their fermentation-derived cherry character after the initial citric acids — the compressed AeroPress window makes this timing critical. A slower, steady plunge rather than quick depression also increases extraction.
strong: Reduce dose by 1g or add 15g water. The AeroPress's concentrated format amplifies the caramel sweetness and cherry intensity — if these read as jammy or cloying rather than defined, loosen the ratio. Bypass technique (brew at 1:8, dilute with 30g hot water after) can also sharpen fruit clarity at lower strength.
Clever Dripper 81/100
Grind: 475μm Temp: 92°C Ratio: 1:15.0-1:16.0 Time: 3:00-4:00

The Clever Dripper's immersion phase provides an advantage for Las Lajas black honey specifically: the Catuai and Caturra varieties are dwarf-stature Bourbon-lineage plants with relatively consistent bean size, and immersion extraction at constant temperature creates more even contact than a poured V60 where the water front moves continuously. The 475μm grind and 92°C temperature target the apple and cherry flavor development, with the paper filter at drain time stripping the mucilage oils that the steep phase would otherwise deposit throughout the cup. The Clever's mechanism also prevents the agitation-driven temperature drop that affects V60 slurry temperature — slurry temps run 5–15°C below kettle temperature in open drippers, while the Clever's closed steep holds heat more consistently. This makes the caramel note more reliably present across brews than the more technique-sensitive pour-overs.

Troubleshooting
sour: Grind finer by 22μm or extend steep to 3:30. The Clever's fixed steep phase means you can't add water mid-brew to compensate — grind and time are the only extraction levers. For this black honey's fermentation cherry compounds, extending the steep 30 seconds often clears sourness without pushing into bitterness.
strong: Reduce dose by 1g or add 15g water. Immersion extracts Catuai and Caturra efficiently — the Clever's closed steep phase avoids the temperature drop that would naturally slow extraction in open pour-overs. If the black honey caramel registers as syrupy rather than balanced, loosen the ratio.
Espresso 73/100
Grind: 195μm Temp: 92°C Ratio: 1:1.9-1:2.9 Time: 0:28-0:35

Espresso at 73/100 for Las Lajas black honey reflects real equipment demands: black honey Caturra and Catuai at light roast require a 195μm grind fine enough to build resistance under 9 bar, but the natural-adjacent fermentation activity means the puck is less uniform than a washed lot at the same grind setting — processing oils on the bean surface can cause channeling if distribution is inconsistent. The 92°C temperature (1°C above the −2°C natural processing reduction) accounts for the fact that under pressure, light roast needs slightly more heat to extract the sweet compounds. The 1:1.9–2.9 ratio is longer than the traditional 1:2 to allow sufficient water through the dense puck to reach the Rainier cherry and honeycrisp apple esters, which sit deeper in the extraction curve than a darker roast. Use preinfusion to pre-saturate the puck before full pressure.

Troubleshooting
sour: Grind finer by 10μm or increase temperature 1°C. Black honey light roast espresso consistently runs sour because the fermentation cherry esters and caramel compounds extract after the initial citric and malic acid phase. Extend output to 48–50g — running more water through the puck pulls those later-extracting compounds into the shot.
strong: Reduce dose by 1g or increase yield to 50g. The black honey's fermentation oils pass through espresso extraction without a paper filter — they add perceived body and intensity on top of the concentrated TDS. If shots read heavy and opaque, extend the ratio before adjusting dose.
Moka Pot 44/100
Grind: 295μm Temp: 92°C Ratio: 1:9.0-1:10.0 Time: 4:00-5:00

Moka Pot scores 44/100 for Las Lajas black honey because the method's unfiltered format passes the processing oils that obscure this bean's defining character. Black honey's thick fermentation layer builds a specific fruit profile — honeycrisp apple, Rainier cherry — that requires paper filtration to present cleanly; in the moka pot, those oils coat the palate with textural richness that competes with rather than supports the fruit clarity. At 295μm, the grind sits between espresso and medium-fine to balance flow resistance at moka pot pressure (~1.5 bar). Use pre-boiled water in the base to prevent the rising steam from cooking the light-roast Caturra and Catuai grounds before extraction begins — this is the most important technique variable for light roast in a moka pot, where inadequate heat during the critical extraction window produces sour, underextracted results.

Troubleshooting
sour: Verify pre-boiled water and use low-medium heat only. Light-roast black honey Caturra and Catuai need sustained temperature through the extraction phase — starting with cold water causes a slow ramp that underextracts the cherry and caramel compounds. Pre-boiled water bypasses the heat-up phase entirely.
strong: Reduce dose by 1g or add 15g water to the base. Moka pot's metal basket passes the black honey's mucilage oils, which add perceived strength to the already-concentrated output. If the result is heavy and opaque, loosen the ratio first — the oil contribution is separate from extraction-based strength.
French Press 40/100
Grind: 945μm Temp: 92°C Ratio: 1:14.0-1:15.0 Time: 4:00-8:00

French Press is a poor fit for Las Lajas black honey for the same reason it underperforms with most light naturals: the metal mesh passes the mucilage-derived oils that muddy the fermentation-derived fruit clarity. Black honey's slow, heavy fermentation builds more oil-associated compounds than a washed lot — and in an unfiltered method, those coat the palate in a way that reads as richness but obscures the honeycrisp apple and Rainier cherry specificity. The coarse 945μm grind at 92°C keeps Catuai and Caturra's extraction at a reasonable depth for immersion, but light roast's low solubility means the caramel compounds barely clear the extraction window before the steep finishes. Hoffmann's wait method — plunge, then let fines settle 5–8 minutes before pouring — is strongly recommended here to reduce the sediment that would otherwise add astringency on top of the oil contribution.

Troubleshooting
sour: Grind finer by 22μm or extend steep by 2 minutes. Black honey Caturra and Catuai at light roast need extended contact time to dissolve past the initial acid phase. The coarse French Press grind leaves long diffusion paths — more time is the main lever. Full 8-minute steep, then 5-minute settle before pouring.
strong: Reduce dose by 1g or add 15g water. The metal mesh passes the black honey's fermentation oils, which add perceived strength on top of extraction-based TDS. If the cup reads heavy and opaque rather than fruit-forward, loosen the ratio — the issue is oil contribution, not over-extraction.
Cold Brew Flash Brew Recommended

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.