Geoff Kruth Article - Guild somm Flashcards Preview

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Flashcards in Geoff Kruth Article - Guild somm Deck (35):
1

Examples of Lactone aromas?

Vanilla

Hazelnut

Coconut

Caramel

2

Examples of Rotundone aromas?

Peppercorn

Basil

Rosemary

Thyme

Oregano

Marjoram

3

Examples of Spice driven Thiols?

Smoky

Coffee

Meaty

Skunk

4

Examples of Botrytis aromas?

Saffron

Chamomile

Ginger

Marmalade

5

Examples of earthy Geosmin aromas?

Mushroom

Soil

Fresh Rain

Beet

6

Examples of Brettanomyces aromas?

Horse

Bandaid

Clove

Bacon

7

Examples of earthy sulfur compounds?

Chalk

Wet wool

Metalic

Flint

8

Examples of earthy Volatile acidity aromas?

Pickles

Balsamic

Kombucha

Sauerkraut

9

Examples of Ester aromas?

Fruity....

Banana

Apple

White flowers

Strawberry

Raspberry

10

Examples of Terpene aromas?

Pungently floral....

Lychee

Rose

Orange Oil

Lavander

11

Examples of Pyrazine aromas?

Pungently herbal....

Bell Pepper

Grass

Elderflower

Peas

12

Examples of fruity Thiol aromas?

Pungently fruity....

Grapefruit

Passionfruit

Blackcurrant

Gooseberry

13

Where do Ester aromas come from?

Yeasts

Fermentation

Fermentation temperatures

14

What other common fruity aromas family is it easy to confuse with esters?

Terpenes

15

What grapes show Terpene driven fruit aromas?

Gewurztraminer

Muscat

Torrontes

Viogner

Sometimes - Riesling and Albarino

16

What winemaking technique is frequently confused with Pyrazines?

Stem inclucion.

think about Syrah with its olive aromas

17

What winemaking technique is frequently confused with Pyrazines?

Stem inclucion.

18

What grapes commonly have pyrazine aromas?

Cabernet Sauvignon

Cabernet Franc

Merlot

Carmenere

Sauvignon Blanc

19

What grapes variety(s) are associated with fruity Thiol aromas?

Sauvignon Blanc

Gruner Veltliner

20

What is Geosmin?

An organic compound commonly associated with earthy aromas?

A Bacteria - major reason for the smell of wet rocks as the compound is volatized into the air.

Compounds are deposited directly onto the grape skins



21

What is Brettanomyces?

A spoilage yeasts naturally occurring and frequently found in a winery

22

What is Volatile acidity?

byproduct of microbial metabolism.

Acetic acid bacteria creates Acetic acid - the most common form of VA

It requires oxygen to grow

23

What two wines commonly display Volatile acidity aromas?

Barolo

Rioja

Positive stylistic note in the previous classic wines

24

How does a winemaker prevent VA?

Reductive environments (no oxygen)

SO2 applications

limits its presence

25

What encourages sulfur earth aromas in a wine?

low nutrient environment

high acid wines

often described as chalky or flinty

complex chemical interactions

26

What wines have earthy sulfur aromas?

Chablis

Sancerre

German Riesling

Champagne

27

What are four families of Spicy aromas?

Botrytis

Lactone

Thiols

Rotundone

28

What are four Fruity, Flower, Herb categories?

Esters - fruity

Terpenes - pungently floral / fruity

Pyrazine - pungently herbal

Fruity Thiols - concentrated citrus / tropical

29

What are four Earthy categories of aromas?

Geosmin

Brettanomyces

Sulfur compounds

Volatile acidity

30

Where do lactone esters come from?

Oak aging

31

Where do Rotundone aromas come from?

Essential oils...of peppercorns and culinary herbs such as

Basil

Thyme

32

What 2 grapes are most likely to have Rotundone aromas?

Syrah

Gruner Veltliner

sometimes Mouvedre

33

How can winemakers control Rotundone aromas?

Filtration may limit their intensity

34

What major winemaking regions commonly produce wines with botrytis aromas?

Alsace

Loire River Valley

Germany

Austria

35

A recent tasting mistake regarding VA?

Called pickles, when I returned to the wine I got bell peppers.