Bubbles in Riesling
Question: I don’t recall if bubbles in Riesling are considered a flaw or not. Also, are the bubbles produced as a result of fermentation in the bottle?
Answer: In Riesling, bubbles are not considered to be a flaw, although for most high-end Riesling ($30+) they will naturally be eliminated by bottling later or using a permeable vessel (ie: Alsace). If the wine is to be bottled young and bubbles are not desired, a producer can sparge the wine with a neutral gas to remove them.
In general, bubbles are not considered a flaw for white wine. They are most commonly found in …