81. Silver skin [ˈsɪlvər skɪn]: Silver skin is the thin, papery layer surrounding the coffee bean, which typically falls off during...

70. Roast defects [roʊst ˈdiːfɛkts]: Roast defects are undesirable characteristics in roasted coffee, such as scorching, tipping, or...

61. Pyrolysis [paɪˈrɒlɪsɪs]: Pyrolysis is the thermal decomposition of organic materials in coffee beans during roasting, resulting in...

51. Mycotoxins [ˈmaɪkoʊˌtɒksɪnz]: Mycotoxins are toxic compounds produced by certain molds that can contaminate coffee beans if they are...

40. Fire in the drum [ˈfaɪər ɪn ðə drʌm]: Fire in the drum refers to a fire hazard caused by excessive heat or the buildup of flammable...

31. Drying phase [ˈdraɪɪŋ feɪz]: The drying phase is the initial stage in roasting where the beans lose moisture. This phase prepares the...

20. Cooling tray [ˈkuːlɪŋ treɪ]: A cooling tray is a component where roasted beans are placed to cool quickly and evenly, often equipped...

11. Chaff [tʃæf]: Chaff is the thin outer skin of coffee beans that detaches during roasting. It needs to be removed as it can affect air...

1. 1st crack [ˈfɜrst kræk]: The 1st crack is the stage when the coffee beans reach approximately 196°C (385°F), causing them to expand...

Dive into our comprehensive guide that breaks down the fundamental methods and principles of coffee roasting, as endorsed by the...

Today, we will continue our journey exploring the art and science behind coffee roasting. In this eighth chapter, we will learn about how...

1. Maillard Reaction The Maillard reaction is one of the most important chemical reactions in the coffee roasting process. This reaction...

Today, we delve into the art and science behind coffee roasting. In this fourth chapter, we explore the key stages of the coffee roasting...

Welcome back to our coffee journey with iO Coffee. I’m Michael Trung, Headroaster. Today, we’ll delve into the art and science behind...

The roasting process creates thousands of new chemical compounds, each contributing to the final flavor and aroma of the coffee. Here are...

The coffee roasting process is not just about heating the coffee beans. It is a complex chemical and physical process in which thousands...

A piece of equipment that plays a crucial role in transforming green beans into the delicious coffee that we adore - the coffee roaster....

When looking to buy coffee in the market, especially from reputable roasters and suppliers, you will easily come across a lot of...