The 2017 Clau de Nell Grolleau is a red wine produced by Clau De Nell in the Loire Valley, France. This wine is notable for its use of the Grolleau grape, which is typically reserved for rosé wines, making this red a unique find. The wine is bottled with a cork closure and has an alcohol content of 12.5%.

The 2017 vintage has garnered positive reviews from wine critics. Wine Enthusiast awarded it a score of 91 points. Reviewer Roger Voss describes it as a "rich, structured wine with funky aromas and dense tannins." He highlights the biodynamic cultivation of the grapes and suggests that the wine is "worth aging more," recommending it be enjoyed starting from 2022.

Robert Parker's Wine Advocate gave the wine an even higher score of 92 points. Stephan Reinhardt provided a detailed review, noting that the 2017 Grolleau is "intense and finely reductive" on the nose, presenting "dark, black fruit with tobacco and leathery flavors." He describes the palate as "silky-textured, round and sweet," with a "generous, more animal but pure and refreshing" quality. Reinhardt also comments on the wine's structure, noting its "ripe but crunchy tannin structure" and praising its "long and intense" finish. He concludes his review with a series of positive adjectives, calling it "generous," "warm," and "excellent."

Overall, the 2017 Clau de Nell Grolleau stands out for its unusual use of the Grolleau grape in a red wine. Both reviewers highlight its rich structure, complex aromas, and potential for aging. While Wine Enthusiast focuses on its biodynamic roots and dense tannins, Robert Parker's Wine Advocate emphasizes its intense, concentrated nose and silky, juicy palate. This wine is a notable example of innovation in winemaking, successfully showcasing the versatility of the Grolleau grape.