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Nerd Out - Coffee Brewing Guides & Barista Tips

Portable coffee grinder
Burr GrinderJul 23, 2026
The Best Coffee Grinder in Australia: A Home Barista's Buying Guide

Choosing the best coffee grinder in Australia - burr vs blade, manual vs electric, what to look for, and the best grinders for espresso and filter at every budget.

Breville Barista Express Coffee Machine
54mmJul 23, 2026
Breville Barista Express Upgrades: The Best Accessories & Mods for Better Espresso

The best upgrades for the Breville Barista Express - bottomless portafilter, single-wall basket, shower screen, tamper, and grinder tips, in order of impact.

Delonghi Portafilter
51mmJul 3, 2026
What Size Portafilter Does My De'Longhi Have?

Every De'Longhi espresso machine uses a 51mm portafilter - but the Dedica and the La Specialista don't take the same one. Here's your exact model's size and fitting, so you order the right accessor...

Breville 54mm Shower Honeycomb Shower Screen
54mmJul 2, 2026
The Breville Upgrade Almost Nobody Talks About: Your Shower Screen

You've nailed your grind, dose and tamp - so why won't your shots settle down? The culprit is the one part of your Breville you've probably never touched. Here's what your shower screen actually do...

Coffee Distributor
Barista TipsJun 5, 2026
What Does a Coffee Distributor Actually Do? (And Do You Need One?)

If you've started going down the home espresso rabbit hole, you've probably come across coffee distributors - also called levellers or WDT tools. But what do they actually do, and do you really nee...

E61 Coffee Machine
58mmJun 5, 2026
E61 Grouphead Upgrades: The Best Accessories Worth Getting

The E61 grouphead is found on some of the best prosumer espresso machines in the world - ECM, Rocket, Profitec, Lelit, La Marzocco and more. It's a proven, reliable design that's been around for de...

Gaggia Classic Coffee Machine
58mmJun 5, 2026
Gaggia Classic Upgrades: The Best Accessories Worth Getting

The Gaggia Classic is one of the most popular entry-level espresso machines ever made - reliable, repairable, and with a huge community behind it. It's also one of the most upgrade-friendly machine...

Breville Coffee Machine
58mmMay 22, 2026
Breville Dual Boiler & Oracle Upgrades: Best Accessories | Coffee Nerd

The Breville Dual Boiler and Oracle are two of the best prosumer espresso machines on the market. But even the best machines benefit from a few smart upgrades. Here's what's worth adding. 1. Stainl...

Broken Breville Diffuser Plate
58mmMay 21, 2026
Breville Oracle & Dual Boiler Diffuser Plate: Why It Cracks (And What to Do About It)

If you own a Breville Oracle or Dual Boiler and your shots have started tasting inconsistent — bitter, sour, or just harder to dial in than they used to be — there's a good chance your diffuser pla...