The 2020 Max Ferdinand Richter Erdener Treppchen Riesling Spätlese is a notable white wine from the Mosel Saar Ruwer region of Germany, specifically hailing from the Middle Mosel sub-region and Erden appellation. Produced by Max Ferdinand Richter, this Riesling exemplifies the region's esteemed winemaking tradition with a balance of sweetness and acidity. It is bottled with a cork closure and has an alcohol content of 7.5%.

James Suckling awarded this wine a high score of 94, praising its vibrant and exotic fruit profile. In his review, Suckling described it as "a basket of exotic fruit with the juicy sweetness that belongs to them," highlighting the wine's lively acidity which complements the fruitiness. He further noted its "impressive depth" and observed that the "herbal and anise notes build at the long finish." Suckling suggests that this Riesling can be enjoyed now or held for future enjoyment.

Robert Parker's Wine Advocate, represented by reviewer SR, gave the wine a score of 92+, emphasizing its mineral complexity. According to SR, the 2020 Erdener Treppchen Riesling Spätlese originates from the "Buslay" plot, featuring 80- to 90-year-old vines and is fermented entirely in casks. SR described the wine as having "a clear and finely slatey nose with crystalline and citric flint-stone aromas," providing a serious mineral background. On the palate, it is characterized as "sweet yet also vital and piquant," with remarkable crystalline acidity that structures the wine. The review highlighted the wine's lush fruit finish coupled with stimulating salinity and noted that the acidity remains prominent. SR recommends aging this wine for about a decade to fully appreciate its potential.

Overall, the 2020 Max Ferdinand Richter Erdener Treppchen Riesling Spätlese is a well-regarded Riesling that offers a harmonious blend of sweetness, acidity, and minerality. Both reviewers acknowledge its depth and complexity, making it a noteworthy choice for enthusiasts and collectors alike.