What is a Bordeaux red blend?

Bordeaux red blend is a wine that is made of a mixture of grape varieties that are usually grown in the area of Bordeaux, France. Mostly, these blends contain Cabernet Sauvignon, Merlot, Cabernet Franc, Petit Verdot, and Malbec, each bringing different features to the final wine. Bordeaux red blends are highly appreciated due to their complexity, structure and ability for rewarding aging, Cabernet Sauvignon gives them tannic backbone while Merlot indulges fruitiness, and other varieties contribute depth and complexity.