Pi Coffee Roasters Podcast

A destoner removes stones, metal, and dense foreign material from green coffee before roasting. Learn how destoners work, why they matter, and what to look for when choosing one.

In this episode:

- What a Destoner Does

- How Destoners Work

- Why Destoning Matters: Risks and Consequences

- Types of Destoners for Commercial Roasteries

- Choosing the Right Destoner for Your Operation

Read the full article: picoffeeroasters.com/learn/coffee-destoner

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

Where coffee is grown shapes how it roasts. Learn how altitude, climate, processing method, and variety affect green coffee density and flavour — and what this means for your roast profile.

In this episode:

- How Origin Shapes Green Coffee Characteristics

- Altitude and Bean Density: The Most Important Relationship

- Processing Method and Its Effect on Roasting

- Major Producing Regions and Their Roasting Implications

- Adapting Your Roast Profile to Origin

Read the full article: picoffeeroasters.com/learn/coffee-origins-roasting

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

The purchase price of a coffee roaster is only the beginning. Learn how to calculate the true operating cost of gas vs electric roasting — energy, maintenance, installation, and total cost of ownership.

In this episode:

- Why Purchase Price Is a Misleading Starting Point

- Energy Costs: The Biggest Variable Over Time

- Maintenance Costs: Gas vs Electric Over a Machine's Lifespan

- Installation and Infrastructure Costs

- Building a Total Cost of Ownership Model

Read the full article: picoffeeroasters.com/learn/coffee-roaster-operating-cost

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

Development time is the phase after first crack that defines roast level, sweetness, and body. Learn what DTR means, how to measure it, and how to use it as a repeatable production tool.

In this episode:

- What Is Roast Development Time?

- Development Time Ratio (DTR): The Key Metric

- How Development Time Affects the Cup

- Controlling Development Time During the Roast

- DTR Across Different Coffees and Roast Styles

Read the full article: picoffeeroasters.com/learn/roast-development-time

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

CE and EMC certification are not optional for commercial coffee roasters in European markets. Learn what these certifications mean, why they matter, and what to ask your manufacturer.

In this episode:

- What Is CE Certification and Why Does It Matter?

- What CE Certification Covers for Coffee Roasters

- EMC: Electromagnetic Compatibility

- Other Certifications Relevant to Coffee Roasting Equipment

- What to Ask Your Manufacturer

Read the full article: picoffeeroasters.com/learn/coffee-roaster-certification

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

SCA cupping is the standard sensory evaluation method in specialty coffee. Learn how the protocol works, what it measures, and how roasters use it to maintain quality and develop profiles.

In this episode:

- What Is Cupping and Why Does It Matter?

- The SCA Cupping Protocol: How It Works

- What the Score Sheet Measures

- How Roasters Use Cupping in Quality Control

- Cupping as a Profile Development Tool

Read the full article: picoffeeroasters.com/learn/sca-cupping-protocol

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

Green coffee degrades before it ever reaches the roaster. Learn how temperature, humidity, light, and airflow affect green coffee quality — and what storage practices protect your investment.

In this episode:

- How Green Coffee Degrades Over Time

- The Key Storage Variables: Temperature, Humidity, and Airflow

- Storage Containers and Packaging

- How Long Can Green Coffee Be Stored?

- Practical Storage Setup for Small and Medium Roasteries

Read the full article: picoffeeroasters.com/learn/green-coffee-storage

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

Choosing a coffee roaster is one of the most significant capital decisions a roastery makes. Learn what to evaluate — capacity, heat source, software, and total cost — before you commit.

In this episode:

- Define Your Production Requirements Before Anything Else

- Capacity: Matching the Machine to Your Volume

- Heat Source: Gas vs Electric Induction

- Software and Control Systems

- Total Cost of Ownership: Beyond the Purchase Price

Read the full article: picoffeeroasters.com/learn/how-to-choose-coffee-roaster

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

Specialty coffee roasting is not just about technique — it is about intention. Learn what separates specialty from commodity roasting and why the distinction shapes every decision in the roastery.

In this episode:

- What Is Specialty Coffee? The Definition That Matters

- How Commodity and Specialty Roasting Differ in Practice

- Green Coffee Selection: Where Specialty Roasting Begins

- Roast Profile as Expression, Not Standardisation

- Why Specialty Roasting Demands More from Equipment

Read the full article: picoffeeroasters.com/learn/specialty-coffee-roasting

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com

Indoor coffee roasting is possible — but it requires the right equipment, ventilation, and planning. Learn what makes a space viable for roasting and how to avoid the most common setup mistakes.

In this episode:

- What Makes a Space Suitable for Indoor Roasting?

- Ventilation in Indoor Environments

- Gas vs Electric: Why Heat Source Choice Matters Indoors

- Permits and Building Approvals for Indoor Roasting

- Making an Indoor Roastery Operationally Practical

🎙️ This is the final episode of Season 1. Season 2 returns Monday, 14 September 2026 — with a new theme: Specialty Coffee & Buying Decisions. See you then.

Read the full article: picoffeeroasters.com/learn/indoor-coffee-roasting

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Pi Coffee Roasters builds electric induction roasters

for specialty roasters worldwide.

picoffeeroasters.com