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Thunder Bolt: Obsidian Flash (Dark French Roast)

Koffee Kult Coffee Calculator
KOFFEE KULT 12oz
KOFFEE KULT 80oz
178 reviews

  • In stock, ready to ship
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  • Orders Over $75 ship free
Roast Level: Dark
Cupping Notes: Earthy, Smoky, Molasses, Chocolate, Tobacco, Full Body
Origin: Colombia and Brazil

The Instant Strike: The World’s Most Intense Caffeine Jolt.

The Experience: Thunder Bolt is designed for those who don’t just want coffee—they want an impact. When you need the world’s strongest caffeine jolt, this super-dark French Roast delivers an instant strike of energy. Crafted from high-altitude specialty beans from Colombia and Brazil, it provides the intense, memorable brew you crave without the harsh bitterness found in commercial dark roasts.

The Craft: Our "Obsidian Flash" process takes the beans to the deep, dark edge of the roasting spectrum. This extended time in the drum caramelizes the natural sugars into a rich, smoky molasses, creating a profile that is bold, heavy-bodied, and undeniably smooth. It’s an invigorating experience that stands up to milk and sugar, but is refined enough to be enjoyed black by the most dedicated dark-roast connoisseurs.

The Profile:

  • Primary Notes: Dark Chocolate, Toasted Walnuts, and Molasses.

  • Body: Massive, full-bodied, and syrupy.

  • Aroma: Deeply smoky with a lingering, caramelized sweetness.

  • Origins: Specialty Grade Colombia & Brazil.

The Versatility: While it’s the ultimate drip brew for a busy morning, Thunder Bolt’s pronounced depth makes it a powerhouse for French Press and Moka Pots. It cuts through lattes and cappuccinos with ease, ensuring every sip packs a potent punch of flavor and energy.

⚠️ TECHNICAL NOTE: Due to the beautiful, natural oils developed during our deep French Roast process, this coffee is not recommended for super-automatic machines (such as Jura or Gaggia). It is best enjoyed in traditional grinders, drip machines, and manual brewers.

Order by 12PM EST — Ships Same Business Day

Your coffee is roasted after you order and ships the same day if you order before 12PM EST. Orders placed after 12PM ship the next business day.

No warehouse. No sitting on a shelf. Roasted fresh in Hollywood, Florida and on its way to you within 24 hours.

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coffee in roasting cooler

ROASTED FRESH SINCE 2012

Your Coffee Roasted the Day It Ships

Over a decade of obsessive small-batch roasting, and we still roast every order to spec. No warehoused beans, no stale surprises — just peak-fresh specialty coffee, every time.

Customer Reviews
4.9 Based on 178 Reviews
5 ★
93% 
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Thunder Bolt: Obsidian Flash (Dark French Roast)

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