Origins
What Does a Coffee Importer Actually Risk?
A green coffee importer absorbs carrying cost and price risk before any roaster says yes to a lot. What that risk actually costs, in one real decision.
Learn
Notes from the roastery: what we buy, how we roast it, and what we have learned building coffee programs on the Gulf Coast.
Tagged “sourcing” · see all of Learn
Origins
What Is a Green Coffee Offer Sheet?
A green coffee offer sheet lists lots, scores, and prices up for sale. What saying yes to a line actually commits a buyer to, and why we still cup every sample before ...
Origins
What Is a Coffee Differential?
The 'C price' in every market report is a benchmark, not what a lot of green coffee costs. What a coffee differential actually is, with real green-coffee and exchange-...
Origins
What Is Yeast Fermentation in Coffee?
Fermenting coffee with wild microbes is the default. A growing number of producers add a chosen yeast strain on purpose, and two peer-reviewed studies measure exactly ...
Taste
What Is a Clean Cup in Coffee?
A clean cup has nothing to do with how sanitary the kitchen is. It's what's left after quakers, broken beans, and fermentation faults get caught before the roast.
Origins
What Is Lactic Fermentation in Coffee?
Most explanations credit Lactobacillus for a lactic-processed coffee's creamy tang. A 2019 peer-reviewed study says the real story runs through two different bacteria,...
Taste
Does a Higher Cup Score Mean Better Coffee?
We checked our own shelf: a cup score tracks a trained panel's scorecard, not the price we paid for the green coffee. The two don't move together in either direction.
Origins
What Is Anaerobic Fermentation in Coffee?
A 2022 study found a sealed anaerobic coffee fermentation is dominated by different microbes than the lactic acid bacteria popular coffee writing usually credits for it.
Origins
Does Co-Fermented Coffee Actually Taste Better?
A Colombian lab trial compared pineapple-inoculated and spontaneous coffee fermentation and found real chemical differences, and why one farm, three tasters, and an un...
Origins
How Is Green Coffee Imported Into the United States?
How a hundred-pound lot of green coffee actually clears US Customs and FDA prior notice before it reaches a small roaster, and what that process costs.
Origins
What Is the Timor Hybrid?
One 1920s arabica-robusta cross gave coffee its rust resistance. The genetics behind Catimor, Sarchimor, and two coffees on our own shelf, explained.
Origins
Is Excelsa a Different Species of Coffee From Liberica?
Liberica and excelsa were treated as one species on paper since 2006. A 2025 genomic study says that was wrong, and names a third, largely unknown coffee species: Coff...
Origins
Does Honey-Processed Coffee Ferment While It Dries?
A 2024 microbiology study traces exactly what takes over a honey-processed coffee bed while it dries, bacteria first, then yeast, and shows why "no fermentation tank" ...
