Asparagus and spinach are a popular side dish for any occasion. This healthy vegetable has a long and interesting history. The ancient Greeks enjoyed eating it during its growing season and the physician Galen wrote about its benefits. The ancient Egyptians had heard of asparagus and it was even pictured on buildings around 3000 BC. Asparagus and spinach are both nutritious and delicious. So, what is the secret to preparing a tasty, easy-to-make side dish?