Copper MesaSpice Trading Co. Request a quote

Home › Journal

Notes from the mill room.

Short, practical writing about freshness, sourcing and technique — mostly answers to questions customers asked first.

Milling & freshness

What actually happens to aroma over time.

Sourcing

Origins, grades and honest labelling.

Technique

Bench tests and kitchen method.

Buying

How not to overpay for old spice.

Milling & freshness · July 18, 2026

Why coriander is the first spice to go quiet

Coriander carries much of its aroma in linalool, which is unusually volatile. We measured a 2 oz tin every fortnight for six months and wrote down what happened.

Read the full note →

Buying · June 29, 2026

Tellicherry is a size, not a place you should trust blindly

The grade means a berry over 4.75mm from the Malabar coast. Plenty of pepper sold under the name is neither. Here is how we screen it at intake.

Read the full note →

Sourcing · June 6, 2026

What a 34% premium actually buys at the farm

Three picking passes instead of one, raised drying racks, and a family that does not have to sell forward at a bad price in February.

Read the full note →

Sourcing · May 22, 2026

Aleppo pepper after 2016

Almost no Aleppo pepper now comes from Aleppo. What that means for labelling, and why we name the village on the lot sheet.

Read the full note →

Technique · May 3, 2026

Stop toasting your ground spice

Toasting whole seed and grinding is a different operation from heating powder. One builds aroma, the other mostly destroys it.

Read the full note →

Technique · April 14, 2026

A working method for tasting two lots blind

The 20-gram bench test we run before any lot is accepted, written out so you can run it in a home kitchen.

Read the full note →

Milling & freshness · March 30, 2026

Humidity, clumping, and why we refuse anti-caking agents

Our blends clump in July. Here is the trade-off and three ways to store around it.

Read the full note →

Sourcing · March 8, 2026

Colorado thyme: what changes when drying happens 90 minutes away

Cut in the morning, in the dryer by two o'clock. The difference in leaf colour is visible before you smell anything.

Read the full note →

Want these by email? Write to hostmaster@origin.roozspices.com with “notes” in the subject line. Roughly one message a month, no promotions.