Professional wine tasting is a learnable skill, not magic or innate talent. By following a systematic approach—examining appearance, nose, palate, and conclusions in sequence—anyone can taste wine with increasing precision and confidence. This method, refined by the Wine and Spirit Education Trust (WSET) and used by sommeliers and judges worldwide, transforms casual drinking into educated appreciation.
Step 1 — Appearance
Begin by tilting the glass against a white background. Observe the wine's colour, clarity, and viscosity (how the wine clings to the glass after swirling). Colour indicates ripeness, age, and potential flaws.
White wines shift from pale lemon (young, cool climate) through golden (aged, warm climate) to amber (oxidised or very old). A greenish tint suggests youth and high acidity. Brown or orange hues indicate oxidation or age.
Red wines progress from purple-red (young, cool climate) through ruby (typical young wine) to garnet (older, developed) to brick-red (very old or oxidised). The colour's intensity—from pale to deep—reflects grape ripeness, skin contact duration, and oak influence.
Clarity matters too. Fine wine is bright and clear unless deliberately unfiltered. Haze or cloudiness suggests faults or instability. Sediment is normal in aged reds; decant carefully to avoid stirring it.
Step 2 — The Nose
Swirl the wine gently to release volatile aromatic compounds. Bring the glass to your nose and smell in three stages.
The condition: Does the wine smell fresh, healthy, and inviting? Or is something wrong—cork taint (wet cardboard), oxidation (stewed fruit, lack of freshness), reduction (struck match, rubber)?
Intensity: Is the nose shy and delicate, or aromatic and expressive? Bold Riesling and Chardonnay are aromatic; subtle Pinot Noir and Chablis are reserved. Intensity often correlates with quality—dilute wine smells faint.
Aroma classification: Primary aromas (fruit, flowers, from the grape) are fresh and obvious. Secondary aromas (yeast, fermentation notes like bread and yoghurt) appear during fermentation. Tertiary aromas (earth, leather, tobacco, walnuts) develop during ageing. Young wine emphasises primary aromas; old wine showcases tertiary complexity.
Step 3 — The Palate
Take a small sip and "chew" the wine—moving it around your mouth, aerating it between your tongue and roof of mouth. This enhances flavour perception and allows precise evaluation of five elements:
Sweetness: From bone-dry to sweetly fruity. Even dry wine tastes slightly sweet from fruit sugars; sweet wine contains residual sugar (not fully fermented).
Acidity: High-acid wines make your mouth water and salivate; low-acid wines feel flat. Acidity is essential—it keeps wine fresh, balanced, and refreshing. Under-ripe grapes provide excessive acidity; over-ripe grapes lack it.
Tannin: Mouth-drying bitterness, most noticeable in red wines. Young tannins feel harsh; aged tannins soften and integrate. Tannin provides structure and ageing potential.
Alcohol: A warming sensation in the throat and finish. High-alcohol wines feel warm; low-alcohol wines feel light. Alcohol amplifies fruit perception and provides weight.
Body: The wine's weight and texture in your mouth. Light-bodied wines (most whites, light reds) feel delicate; full-bodied wines (Syrah, Cabernet) feel rich and substantial. Body correlates with alcohol and extract.
Flavour and finish: What fruit and non-fruit flavours emerge? Citrus, stone fruit, red fruit, dark fruit, flowers, herbs, spice, earth, minerals? Does the flavour fade immediately (short finish) or linger pleasantly (long finish)? Length of finish indicates quality—cheaper wines fade quickly; fine wines linger.
Tasting wine is precision and poetry combined — exact measurement of sweetness and acidity alongside personal interpretation of flavour and impression.
Step 4 — Conclusions
Synthesise your observations into conclusions about quality level (basic, good, excellent, outstanding), readiness (drink now or age further), and identity (what wine is this, where's it from). Does the wine show harmony—do its elements balance, or does one dominate unpleasantly? Is it improving or declining? Would you buy it again?
Common Wine Faults
Cork taint (TCA): A musty, wet cardboard smell from contaminated cork. The wine is undrinkable. Restaurants will exchange corked bottles without question.
Oxidation: Dull, stewed-fruit aromas lacking freshness. Caused by excessive oxygen exposure or age. Unlike a light oxidative note in old wine, oxidation is a fault in young wine.
Reduction: Struck-match, rubber, or sulphur aromas from excess SO₂. Unlike cork taint, reduction often dissipates with aeration—open the bottle and wait 15 minutes before concluding it's faulty.
Volatile acidity: Vinegary, nail-polish-remover aromas. Usually caused by infection or careless winemaking. The wine tastes sour and unbalanced.
Developing Your Tasting Skill
Taste systematically and consistently. Compare wines side-by-side—differences become obvious. Read tasting notes in wine guides but trust your own palate. With repetition, your sensory memory improves, your vocabulary expands, and subtle distinctions become apparent. Tasting is a skill that deepens throughout life.