diacetyl
- Resource Type
- Reference Entry
Subject Reference
- Authors
- Source
- The Oxford Companion to Wine, 5 ed., 2023.
- Subject
- Cookery, Food, and Drink
- Language
- English
a product of malolactic conversion with a powerful butterscotch or butter aroma. The ability to detect diacetyl depends on its concentration and the wine type and style. The perception threshold [...]