Authentic Patatas Bravas is a classic Spanish tapas dish consisting of crispy fried potatoes served with a spicy tomato sauce. The potatoes are first parboiled, then fried until golden and crispy. The tomato sauce is made with garlic, onions, tomatoes, and a blend of spices, giving it a rich and flavorful taste. This dish is perfect as an appetizer or a side dish, and it pairs well with a variety of other tapas dishes.