Wudy Journal

Glowing forged knife blade on a blacksmith anvil

What Is a Hammered (Tsuchime) Santoku Finish?

The dimpled surface on a hammered santoku is called tsuchime — literally "hammer marks" in Japanese. It began as an honest byproduct of hand-forging and survived because the dimples do...

What Is a Hammered (Tsuchime) Santoku Finish?

The dimpled surface on a hammered santoku is called tsuchime — literally "hammer marks" in Japanese. It began as an honest byproduct of hand-forging and survived because the dimples do...

Glass teapot and teacup overhead shot

Glass vs Ceramic Teapot: Which Brews Better?

Glass shows the brew and stays flavor-neutral; ceramic holds heat longer and carries the ritual. Neither brews objectively better — they suit different teas and different tables. Here's the honest...

Glass vs Ceramic Teapot: Which Brews Better?

Glass shows the brew and stays flavor-neutral; ceramic holds heat longer and carries the ritual. Neither brews objectively better — they suit different teas and different tables. Here's the honest...

Glass teapot with boiling water poured in on a kitchen counter

Why Borosilicate Glass Teapots Don't Crack

Pour boiling water into a cold glass and it cracks; pour it into a borosilicate teapot and nothing happens. The difference isn't thickness or luck — it's a number called...

Why Borosilicate Glass Teapots Don't Crack

Pour boiling water into a cold glass and it cracks; pour it into a borosilicate teapot and nothing happens. The difference isn't thickness or luck — it's a number called...

Espresso portafilter and tamper on white background

Distribution Tool vs Tamper: Do You Need Both?

A tamper compresses the coffee bed; a distribution tool levels it first. They are sequential steps, not competitors — but if you own only one, own the tamper. Distribution can...

Distribution Tool vs Tamper: Do You Need Both?

A tamper compresses the coffee bed; a distribution tool levels it first. They are sequential steps, not competitors — but if you own only one, own the tamper. Distribution can...

Espresso portafilter with fresh ground coffee

What Does a Puck Screen Actually Do?

A puck screen is a thin metal mesh disc that sits on top of the coffee puck inside the portafilter. It spreads incoming water evenly across the puck and keeps...

What Does a Puck Screen Actually Do?

A puck screen is a thin metal mesh disc that sits on top of the coffee puck inside the portafilter. It spreads incoming water evenly across the puck and keeps...

Barista tamping espresso with a portafilter

Espresso Tamper Size Guide: 51, 53 or 58 mm?

Espresso tampers come in three common sizes — 51, 53, and 58 mm — and the number must match your portafilter basket, not your machine brand. A tamper even 1...

Espresso Tamper Size Guide: 51, 53 or 58 mm?

Espresso tampers come in three common sizes — 51, 53, and 58 mm — and the number must match your portafilter basket, not your machine brand. A tamper even 1...