Chardonnay is the only permitted AOC grape variety in the Chablis region, with the wines there developing such worldwide recognition that the name "Chablis" has taken on somewhat generic connotations to mean any dry white wine, even those not made from Chardonnay.
Merlot, which in French means The Little Blackbird, is the second most popular red grape in America (after Cabernet Sauvignon). Known for being soft, ripe and elegant, most Merlots are easy drinking reds that go well both with food as well as on their own.
Nebbiolo , or Nebieul (Piedmontese) is an Italian red wine grape variety predominantly associated with its native Piedmont region, where it makes the Denominazione di Origine Controllata e Garantita (DOCG) wines of Barolo, Barbaresco, Roero, Gattinara and Ghemme.
Riesling is a white grape variety which originated in the Rhine region of Germany. Riesling is an aromatic grape variety displaying flowery, almost perfumed, aromas as well as high acidity. It is used to make dry, semi-sweet, sweet, and sparkling white wines.
Sauvignon blanc is a green-skinned grape variety that originates from the Bordeaux region of France. The grape most likely gets its name from the French words sauvage ("wild") and blanc ("white") due to its early origins as an indigenous grape in South West France.
The Syrah grape was introduced into Switzerland in 1926 and in 2009 was the 6th most common red wine grape in Switzerland (181 hectars). Mostly grown in Valais, along the upper Rhône valley above Lake Geneva, it produces "unexpectedly concentrated wine from mature vines".