Fonseca is renowned for its exceptional Port wines, crafted primarily from key grape varieties such as Touriga Nacional, Touriga Franca, and Tinta Roriz. The winery combines traditional techniques with innovative methods to create rich, full-bodied wines. Fonseca's Vintage Ports are particularly celebrated, often displaying depth and complexity. An interesting fact about Fonseca is its commitment to sustainable practices; it was one of the first Portuguese producers to embrace organic farming. With a legacy dating back to 1815, Fonseca continues to be a leader in the Port wine industry.