Wine Faults and Flaws. Keith Grainger

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Chardonnays). Red wines may range from 11% abv (e.g. some Bardolinos from Italy's Veneto region) up to 15% or more (e.g. some Chilean Cabernet Sauvignons). There is not much point in the taster attempting to estimate the actual alcoholic degree, (or the actual level of acidity) – it is the impression rather than quantification that is relevant. There are methods of removing alcohol from over‐alcoholic wines, including the use of reverse osmosis (RO) machines or spinning cone columns, but these remain controversial.

      If a fortified wine is being assessed, the alcohol will be in the range of 15–22% abv. We consider whether the wine has been fortified to a low level (15–16% abv), e.g. Fino Sherry or Muscat de Beaumes de Venise, a medium level (17–19% abv), e.g. Sherries other than Fino/Manzanilla, some vin doux naturels (VDNs), or a high level (20% abv or more), e.g. Port. The presence of the ‘hot’ aromas or palate that shows spirit tones indicate a flaw, as the spirit addition to fortified wines should be seamlessly integrated.

      2.7.7 Body

      The body of a wine is supported by its structure, made up of a combination of acidity, alcohol, tannin (red wines), and any sweetness. The structure may be thought of as the architecture of a wine.

      2.7.8 Flavour Intensity

      Flavour intensity should not be confused with body. A wine can be light‐bodied but with a very pronounced intensity of flavour, for example, a fine Riesling from Germany's Mosel region. However, as with the other aspects of style and quality, the flavour intensity of a wine will depend upon many factors in the viticulture and winemaking processes. Of particular significance is the yield in the vineyard, both per hectare and per vine. It is generally accepted that flavours of wines from high‐yielding vines are often more dilute and lack the concentration of those from vines with a low yield. However, this view has been challenged by some viticulturists including Mark Matthews, a professor of viticulture at the Robert Mondavi Institute at the University of California at Davis [15]. It should be noted that a low yield for one grape variety, e.g. Sauvignon Blanc would be considered high for another, e.g. Pinot Noir. Flavour intensity is one of the key considerations when assessing quality.

      2.7.9 Flavour Characteristics

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Apple Chardonnay (cool climate), Riesling
Apricot Riesling, Viognier
Asparagus Sauvignon Blanc
Banana Chardonnay (hot climate)
Butter Malolactic fermentation completed
‘Catty’ Sauvignon Blanc
Citrus Chardonnay (cool climate), Riesling
Coconut Oak ageing
Cream Malolactic fermentation completed
Creamy texture Lees ageing
Elderflower Sauvignon Blanc
Gooseberry Sauvignon Blanc
Grapefruit Chardonnay, Sémillon
‘Herbaceous’ Sauvignon Blanc
Herbs Pinot Grigio
Honey Chenin Blanc, Riesling, Viognier
Kerosene Riesling (aged)
Kiwi Pinot Grigio, Sauvignon Blanc
Lanolin Sémillon
Lemon Chardonnay, Pinot Grigio
Lime Riesling (moderate climate), Sauvignon Blanc
Lychee Gewürztraminer
Mandarin Sémillon
Mango Chardonnay (hot climate)
Melon Chardonnay (moderate climate)
Nectarine Sémillon
Nettles Sauvignon Blanc
Nuts Chenin Blanc, Oak ageing
Passion fruit Sauvignon Blanc
Peach Chardonnay (moderate climate), Riesling, Chenin Blanc
Pear Chardonnay (cool climate), Pinot Grigio
Pepper – bell (green) Sauvignon Blanc
Petrol Riesling (aged)
Pineapple Chardonnay (hot climate)
Roses Gewürztraminer