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Roast Master Experience

Open 7 days a week, with tours from 10 am to 4 pm.

This could be the highlight of your trip to Kona. After taking our 30-minute orientation tour, and learning about Kona coffee growing, harvesting, milling, and grading you will spend approximately 90 minutes with Mountain Thunder Coffee Plantation’s master roaster. This is an intimate group (limit six people) or one-on-one experience.

  • Learn about and participate in the selection of the green coffee you will be roasting.
  • Understand roasting theory as well as the basic operation of the roasting equipment.
  • Taste our various Kona coffee roasts, select which roast you prefer.
  • Work side-by-side with our Roast Master to roast the green coffee you selected
  • Manage and create your own personal roast
  • Package your roasted coffee in 8 oz. or 16 oz. packages to take with you, or we can ship to your home (at additional cost).

  • With every cup of Mountain Thunder 100% Kona coffee you brew at home, you can re-live your custom roasting experience!

Availability: Roast Master Experiences are available Monday thru Friday from 10 AM to 1 PM.

Reservations are REQUIRED: Phone 808-325-5566 or email Please reserve at least 24 hours ahead.

Duration: Total time approximately two hours

Fee: One flat group price for up to six people of $290.00 which includes the approximately four pounds of coffee you roasted. (You decide how the group divides up the coffee).


The Team at Mountain Thunder Coffee Plantation

Detailed Directions to the Mountain Thunder Coffee Plantation

coffee cherry on stem

final coffee and tea products

wet milling coffeedrying coffeeProcessing Tour

coffee sorting demonstrationlarge coffee roaster cooling  Coffee Burlap Sacks