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Nerd Out - Coffee Brewing Guides & Barista Tips

Portafilter Sizes Explained: What Size Is Your Espresso Machine?
51mmMar 12, 2026
Portafilter Sizes Explained: What Size Is Your Espresso Machine?

One of the most common questions from home baristas is a simple one: what size portafilter does my machine take? It matters because everything that connects to your grouphead — replacement portafil...

Why You Should Replace the Plastic Diffuser Plate on Your Breville or Sage 58mm Machine
Barista TipsMar 10, 2026
Why You Should Replace the Plastic Diffuser Plate on Your Breville or Sage 58mm Machine

If you own a Breville Oracle, Dual Boiler, Oracle Touch, or Oracle Dual Boiler — or their Sage equivalents in the UK — there's a small plastic part inside your grouphead that's quietly working agai...

De'Longhi Dedica Upgrade Guide: The Best Accessories & Mods for Better Espresso
51mmMar 9, 2026
De'Longhi Dedica Upgrade Guide: The Best Accessories & Mods for Better Espresso

The De'Longhi Dedica is one of Australia's most popular home espresso machines — compact, affordable, and capable of genuinely good espresso once you know what it needs. Out of the box it's decent....

The Complete Home Barista Setup Guide (2026): Equipment, Accessories & Where to Start
Barista TipsFeb 27, 2026
The Complete Home Barista Setup Guide (2026): Equipment, Accessories & Where to Start

Everything you need to set up a home espresso bar in 2026. Covers machines, must-have accessories, budget guides and what to buy first. Australian guide.

What Is Espresso Channelling — And How to Fix It
Feb 25, 2026
What Is Espresso Channelling — And How to Fix It

You've dialled in your grind. You've tamped carefully. You lock in the portafilter, hit brew — and something still looks wrong. The flow is uneven, there's a thin jet spraying off to one side, and ...

How to Tamp Espresso Correctly: The Home Barista Guide
Feb 25, 2026
How to Tamp Espresso Correctly: The Home Barista Guide

How to Tamp Espresso Correctly: The Home Barista Guide

What to Expect When Buying a Bottomless Portafilter
Barista TipsNov 10, 2025
What to Expect When Buying a Bottomless Portafilter

Buying a bottomless (naked) portafilter? Learn what to expect, why you might see spurting or erratic flow, what the visual cues mean, and how to fix common issues like channeling, seal problems or ...

How to Get the Perfect Milk Texture When Steaming Milk at Home
Barista TipsAug 26, 2025
How to Get the Perfect Milk Texture When Steaming Milk at Home

Learn how to steam milk at home like a pro barista. Discover the perfect milk texture for lattes and cappuccinos with step-by-step tips, steaming techniques, and the right tools.

Buying A Coffee Machine For Home? 58mm vs 54mm Portafilters: Which Size Do You Need?
Barista TipsAug 26, 2025
Buying A Coffee Machine For Home? 58mm vs 54mm Portafilters: Which Size Do You Need?

Confused between a 58mm and 54mm machine and portafilter? Discover the key differences, which machines use each size, and how to choose the perfect fit for your espresso setup.