Close-up of espresso extraction showing rich crema formation
THE CRAFT COLLECTION

The Craft & Science of Coffee

Extraction, water chemistry, and the craft behind the cup.

WHAT WE COVER

TOPICS IN THIS COLLECTION

Macro shot of tamped, level coffee grounds in a portafilter

Extraction Science

The chemistry of what actually happens when hot water meets ground coffee. And how to control it.

Filtered water dripping through a carafe brewer

Water Chemistry

Why mineral content changes flavor as much as bean origin, and what to do about your tap water.

Freshly roasted coffee beans and chaff cooling after roasting

Roast & Freshness

Degassing, staling curves, and why a bag's roast date matters more than its best-by date.

TOP PRODUCTS

WHERE TO START

NICHE

Zero

Single-dose conical burr grinder built for extraction consistency

Not sold on Amazon: this links to Niche Coffee’s site.

SHOP DIRECT →
FELLOW

Stagg EKG Kettle

Precision temperature control kettle for repeatable water temperature

Price varies. Check the current price on Amazon.
SEARCH ON AMAZON →
NORMCORE

Bottomless Portafilter (54mm, fits Breville)

Amazon listing: Normcore 54mm Bottomless Portafilter Fits Breville Sage Barista Express Machines, Barista-Grade Naked…

Diagnose channeling and uneven extraction in real time

$59.99Price checked November 6, 2026
SHOP ON AMAZON →

Coffee Interlude earns a commission from qualifying Amazon purchases made through the links on this page, at no extra cost to you. Prices were checked on November 6, 2026 and change often, so confirm the price on Amazon before you buy. Product photos and listing details come from Amazon.

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