Citrus oils in fermentation behave differently from almost every other flavoring ingredient — they’re intensely aromatic, chemically complex, alcohol-soluble, and surprisingly sensitive to both heat and oxidation.
John Brewster
John Brewster
John Brewster is the homebrewer and writer behind BrewMyBeer — over a decade of all-grain brewing, 80+ BIAB batches, and 1,000+ guides on fermentation science, water chemistry, hops, yeast, and homebrewing equipment. Every guide is written from genuine hands-on experience.
Mulled mead — heated, spiced, and served warm — is one of the simplest and most impressive things you can do with a finished batch. I serve it at every winter gathering, and it consistently surprises guests who came expecting …
- Wine and Mead Recipes
How Long Should You Age a Spiced Mead for Best Results?
by John Brewster 3 minutes readAging time for spiced mead is one of the questions I get most often, and the honest answer is that it depends on the specific spices, the mead’s gravity, and what you’re trying to achieve.
Beer gushing — where a bottle or can erupts with foam the moment it’s opened — is one of the most frustrating problems in homebrewing because it wastes beer and indicates something went wrong either in fermentation, packaging, or ingredient …
Astringency in beer is one of the more distinct and persistent off-flavors — it’s that dry, puckering, rough sensation that lingers on the palate and coats the tongue like overbrewed black tea.
Cardboard or paper flavor in beer is one of the clearest indicators of oxidation — and one of the most discouraging, because it typically develops in beer that tasted great at packaging and then declined weeks later.
Skunky beer is one of the most universally recognizable off-flavors — a sulfur-like, onion or burnt rubber character that’s immediately unpleasant. Unlike oxidation which develops gradually, skunking can happen in minutes of light exposure.
- Troubleshooting
Metallic Taste in Beer: Equipment and Process Fixes for Homebrewers
by John Brewster 3 minutes readMetallic flavor in beer is jarring and unmistakable — a blood-like, iron-tinged, or coin-in-the-mouth sensation that ranges from subtle to overwhelming.
A beer that won’t attenuate — where fermentation stalls with too much residual sweetness and a gravity well above target — is one of the more frustrating problems in homebrewing because you’re stuck waiting while the clock runs.
- Troubleshooting
Beer Infection Identification Chart with Photos: Visual Guide for Homebrewers
by John Brewster 4 minutes readIdentifying a beer infection by appearance and smell is a learnable skill that saves batches — knowing what you’re looking at tells you whether to dump immediately, whether the beer is salvageable for a different purpose, or whether what you …