This warm radicchio and butter bean salad is a delicious and nutritious dish that combines the bitterness of radicchio with the creaminess of butter beans. The radicchio is lightly sautéed to mellow out its bitterness, while the butter beans add a hearty and satisfying texture. Tossed with a simple vinaigrette and topped with some fresh herbs, this salad is a perfect side dish or light lunch option.