Which sparkling wine is popular from California?

California Champagne is a sparkling wine that has gained popularity due to the state's renowned wine production, particularly in regions like Napa and Sonoma. The term "California Champagne" refers to sparkling wines produced in California and traditionally made using the Champagne method, which is also known as the méthode champenoise or traditional method. This method involves a secondary fermentation in the bottle, creating the desirable bubbles and complexity associated with high-quality sparkling wines.

The popularity of California Champagne is also tied to the state's warm climate, which provides ideal growing conditions for the grapes typically used in sparkling wine, such as Chardonnay and Pinot Noir. Additionally, California's winemakers have a history of innovation, leading to the creation of sparkling wines that are both high in quality and diverse in style, appealing to a wide range of consumers.

In contrast, Prosecco is an Italian sparkling wine made primarily from the Glera grape, while Cava is a Spanish sparkling wine known for its distinct production method and flavor profile. Brut is a descriptor indicating the sweetness level in sparkling wines, rather than a specific type or regional classification. Thus, it does not represent a particular region known for sparkling wine in California, making California Champagne the uniquely appropriate choice for this question.