Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Engineering Coffee: The Food Engineer's Role in the Coffee Industry" by Luz Stella Artajo Medina.

This article originally appeared in Roast Magazine's January/February 2021 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Engineering Coffee: The Food Engineer's Role in the Coffee Industry

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Illustrative Roasting: Using Sample Roasting to Capture the Big Picture" by Mike Ebert.

This article originally appeared in Roast Magazine's January/February 2021 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Illustrative Roasting: Using Sample Roasting to Capture the Big Picture

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Buy Less to Do More: Sourcing Through Partnership and Planning" by Ever Meister.

This article originally appeared in Roast Magazine's May/June 2021 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Buy Less to Do More: Sourcing Through Partnership and Planning

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Grading Green Coffee for Physical Defects" by Chris Kornman.

This article originally appeared in Roast Magazine's January/February 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Technically Speaking: Grading Green Coffee for Physical Defects

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Quality of Life: The Relationship of Seed Viability to Cup Quality in Green Coffee" by Chris Hallien.

This article originally appeared in Roast Magazine's September/October 2019 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Quality of Life: The Relationship of Seed Viability to Cup Quality in Green Coffee

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Technically Speaking: Roasted Coffee Product Specifications" by Spencer Turer.

This article originally appeared in Roast Magazine's September/October 2021 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Thank you to our episode sponsor, Cablevey Conveyors. Visit cablevey.com to learn more.

Technically Speaking: Roasted Coffee Product Specifications

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Exploring Scent: The Science, History and Purpose Behind Le Nez du Café" by Sandra Elisa Loofbourow.

This article originally appeared in Roast Magazine's January/February 2022 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Thank you to our episode sponsor, Franke. Visit us.coffee.franke.com to learn more.

Exploring Scent: The Science, History and Purpose Behind Le Nez du Café

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Additive Fermentation: “Infused” Coffee is Gaining Popularity—and Sparking Industry Debate" by Chris Kornman.

This article originally appeared in Roast Magazine's January/February 2023 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Additive Fermentation: “Infused” Coffee is Gaining Popularity—and Sparking Industry Debate

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "A New Tool for the Cupping Kit: The Cafe Imports Coffee Rose Offers a New Model for Sensory Evaluation" by Ian Fretheim.

This article originally appeared in Roast Magazine's March/April 2023 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine

A New Tool for the Cupping Kit: The Coffee Rose Offers a New Model for Sensory Evaluation

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "When Technology Fails: Strategies and Critical Skills for Coffee Roaster Operations" by Anne Cooper.

This article originally appeared in Roast Magazine's May/June 2023 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine

When Technology Fails: Strategies and Critical Skills for Coffee Roaster Operations

Roast publisher Connie Blumhardt talks with author Kat Melheim about the article "Balancing Efficiency and Quality: Identifying the Optimal Batch Size for Your Roast" from Issue 119: September | October 2023. Read the preview article at roastmagazine.com.

Interview With The Author: Kat Melheim on Batch Sizes in Coffee Roasting

Roast publisher Connie Blumhardt talks with Gregory Ward and Evan Iluzada of Bridge City Coffee, the 2024 Micro Roaster of the Year winner featured in Issue 120: November | December 2023. Read the article at roastmagazine.com.

Interview With Bridge City Coffee: 2024 Micro Roaster of the Year

Roast publisher Connie Blumhardt talks with Colby Barr of Verve Coffee Roasters, the 2024 Micro Roaster of the Year winner featured in Issue 120: November | December 2023. Read the article at roastmagazine.com.

Interview With Verve Coffee Roasters: 2024 Macro Roaster of the Year

Roast publisher Connie Blumhardt talks with author Dr. Tiffany Johnson and special guest Phyllis Johnson about the article "Black Mattering in Specialty Coffee: Insights From a Black Producer Program Origin Trip to Brazil" from Issue 122: March | April 2024. Read the article at roastmagazine.com.

Interview With The Author: Dr. Tiffany Johnson on Black Mattering in Specialty Coffee

In this episode, Roast publisher Connie Blumhardt talks with author Susan Heller Evenson about the article "An Era of Unreliability: Post-Pandemic Green Coffee Logistics" from Issue 123: May | June 2024.

Interview with the Author: Susan Heller Evenson on Green Coffee Logistics

Roast publisher Connie Blumhardt talks with author Geoff Watts about the article "Relationship Coffee and Direct Trade: Two Decades On" from Issue 123: May | June 2024. Read the article at roastmagazine.com.

Interview with the Author: Geoff Watts on Relationship Coffee and Direct Trade

In this episode, Roast publisher Connie Blumhardt talks with authors Danielle and Jon Ewalt of RoasterTools about the article "The Business of Roasting Report — Survey Insights Into Roastery Business Operations" from Issue 125: September | October 2024.

Interview With The Author: Danielle and Jon Ewalt on The Business of Roasting Report

In this episode, Roast publisher Connie Blumhardt talks with Lisa Lawson, founder of Dear Green, about the article "Roaster of the Year: Micro Category Winner 2025 — Dear Green" from Issue 126: November | December 2024.

Interview with Lisa Lawson of Dear Green, Micro Roaster the Year 2025 Winner

In this episode, Roast publisher Connie Blumhardt talks with Caleb Nicholes, co-owner of Wonderstate Coffee, about the article "Roaster of the Year: Macro Category Winner 2025 — Wonderstate Coffee" from Issue 126: November | December 2024.

Interview with Caleb Nicholes of Wonderstate Coffee, Macro Roaster of the Year 2025 Winner

In this episode, Roast publisher Connie Blumhardt talks with authors Sandra Loofbourow and Rachel Apple about the article "Raise The Bar (Part One) — Communicating With Your Green Coffee Department" from Issue 127: January | February 2025.

Interview with the Author: Sandra Loofbourow and Rachel Apple on Communication

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters. 

Presenting: "Working with the Government: Permits and Emissions Requirements for Coffee Roasters" by Tracy Allen.

This article originally appeared in Roast Magazine's March/April 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com. 

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Working with the Government: Permits and Emissions Requirements for Coffee Roasters

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "The Sensory Evaluation of Coffee: Sensory Science Principles in Action" by Olivia Auell and Jean-Xavier Guinard.

This article originally appeared in Roast Magazine's September/October 2019 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

The Sensory Evaluation of Coffee: Sensory Science Principles in Action

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Technically Speaking: The Decaffeination Process" by Candice Madison.

This article originally appeared in Roast Magazine's March/April 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

Technically Speaking: The Decaffeination Process

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Quality Variations: Defining and Measuring Quality in Coffee From Production to Preparation" by Spencer Turer.

This article originally appeared in Roast Magazine's January/February 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Quality Variations: Defining and Measuring Quality in Coffee From Production to Preparation

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Technically Speaking: Understanding the Potential in Your Coffee Roasting Machine" by Anne Cooper.

This article originally appeared in Roast Magazine's September/October 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Technically Speaking: Understanding the Potential in Your Coffee Roasting Machine

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Baked Beans: Observations on Water Content During Coffee Roasting" by James Davison.

This article originally appeared in Roast Magazine's January/February 2019 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Baked Beans: Observations on Water Content During Coffee Roasting

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Roasting Plant Continuity Planning (Part I): Developing the Plan" by Andi Trindle Mersch.

This article originally appeared in Roast Magazine's May/June 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Roasting Plant Continuity Planning (Part I): Developing the Plan

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Roasting Plant Continuity Planning (Part II): Approving and Preparing to Enact the Plan" by Andi Trindle Mersch.

This article originally appeared in Roast Magazine's September/October 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Roasting Plant Continuity Planning (Part II): Approving and Preparing to Enact the Plan

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Heating Things Up: An Introduction to Thermodynamics in Coffee Roasting" by Candice Madison.

This article originally appeared in Roast Magazine's November/December 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Heating Things Up: An Introduction to Thermodynamics in Coffee Roasting

Welcome to Roast Magazine Audio Articles. Roast focuses on coffee from a technical perspective, covering the art, science and business of coffee roasters.

Presenting: "Flavor Development: The Relationship Between Time and Color in Coffee Roasting" by Morten Münchow and Jesper Alstrup.

This article originally appeared in Roast Magazine's July/August 2020 issue. To subscribe to the print edition of Roast or purchase a copy of past issues, visit roastmagazine.com.

This audio article was narrated by Lily Kubota, recorded and produced by Upright Recording Studio, and published by Roast Magazine.

Flavor Development: The Relationship Between Time and Color in Coffee Roasting

Roast is a bi-monthly technical trade magazine dedicated to the success and growth of the specialty coffee industry. Roast addresses the art, science and business of coffee by covering the issues most important to the industry, with high-quality editorial focused on the technical aspects of coffee.

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