Avocados inevitably turn rusty brown once the flesh is exposed to the air, due to a chemical process called oxidation. Stave off the damage by mashing a ripe avocado with a couple of tablespoons of mayonnaise. Then cover the surface of the mixture with plastic wrap. This is a preventive measure, not a cure. More ways to limit discoloration, pg. 241 in 12,167 Kitchen and Cooking Secrets.
12,167 Kitchen and Cooking Secrets
In thousands of entries on every aspect of cooking and baking, Susan Sampson provides expert information that is indispensable in any kitchen, including: keeping produce safe from spoilage, protecting equipment from nasty bacteria, shortcuts, embellishments, restaurant tricks, presentation tips, party planning and recipe development.
Whether just browsing or desperately trying to solve a vexing emergency, every home cook will treasure this book.
Susan Sampson (a.k.a. The Fare Lady) is an award-winning food writer and recipe developer who lives in Toronto.