This recipe serves the mushroom ravioli with a classic sage and brown butter sauce but you could also serve the mushroom ravioli with a White Wine Herb Sauce or a Tomato Cream Sauce. What is 00 flour?
And the final recipe is also a riff on a classic: many Italians stuff pasta like ravioli and tortellini with pureed squash or pumpkin and serve it with a simple sauce of brown butter and sage leaves.