Best Martini Coffee Roasters Unroasted Coffee Beans in 2026

Home roasters seeking professional-grade complexity will find their holy grail in these Parainema micro-lot beans from Primos Coffee Co. This 10 lb bulk supply isn't just raw material. It is a high-altitude, specialty-grade treasure sourced directly from a fourth-generation family estate in Nicaragua. Because these are unroasted green beans, you have total control over the final profile, though a medium roast is the sweet spot for unlocking the tropical fruit, caramel, and vanilla notes. The Parainema varietal offers a distinctively large bean size and a creamy mouthfeel that stands out from standard Arabica. Since they are shade-grown at 4,000 feet and processed using European methods, the quality is remarkably consistent with minimal defects, making every small batch worth the effort.

Can a single origin truly redefine your morning roasting ritual? This 12.5-pound bulk supply of Smokin Beans Ethiopian Yirgacheffe Heirloom is a dream for home roasters seeking that elusive, high-altitude complexity. Grown in the fertile red and brown soils of the Ethiopian Highlands at elevations up to 2200 meters, these unroasted green beans carry a massive amount of potential. Because they are hand-picked and processed through a washed, sun-dried method, you can expect an incredibly clean and bright cup. I was particularly struck by the flavor profile's promise of juicy blueberry and lemon notes wrapped in a delicate floral aroma. It is a premium, conventional heirloom variety that brings the distinctive essence of African coffee directly to your workshop.

Martini Coffee Roasters has curated an exceptional tasting flight for home roasters that makes exploring global flavor profiles incredibly accessible. This sampler pack delivers four one-pound bags of raw, single-origin Arabica beans, spanning diverse growing regions from Africa to Central and South America. Because these are unroasted green beans, they offer total creative freedom, allowing you to experiment with everything from delicate light roasts to bold, dark profiles. The brand’s commitment to a sustainable supply chain and honest pricing for farming communities adds a layer of ethical confidence to every batch. While the specific origins rotate seasonally based on harvest availability, the focus remains on high-quality, unique beans that provide a professional-grade playground for anyone looking to master their roasting craft.

After weeks of testing different profiles in my home roaster, these Finca Nextlalpa beans from Smokin’ Beans have become my go-to for a reliable, full-bodied roast. Sourced from the Chiapas mountainous region at altitudes between 1200-1400m, these Bourbon varietals offer a professional-grade experience for hobbyists. The flavor profile is incredibly rewarding, yielding notes of dark chocolate, warm baking spices, and a hint of brown sugar that makes for an exceptional espresso. Because they arrive as unroasted green beans, I can store them in a cool, dark place for up to a year without losing that specialty-grade freshness. It is truly a coffee roaster’s dream to work with such high-quality, washed-process beans that consistently deliver a well-balanced cup.

Serious home baristas who demand total control over their morning brew will find this SR800 bundle to be an absolute game-changer. Instead of settling for store-bought mediocrity, this setup allows you to master both dry and wet processed beans with precision. The inclusion of the glass extension tube is a massive technical win, significantly increasing roasting efficiency by optimizing airflow. I was particularly impressed that this isn't just a machine. It is a complete ecosystem featuring a high-value 350G bean cooler, two pounds of green bean samples, and specialized trays to get you started immediately. It is a comprehensive, professional-grade kit that removes the guesswork from small-batch roasting.