Miso Pasta, Creamy

Bring a large pot of salted water to a boil. Add pasta and cook, stirring occasionally, until al dente. Reserve 1.5 cups pasta water, then drain pasta. Add butter, miso, and 1.25 c pasta water and whisk over medium heat until miso breaks down and liquid is uniform, 1-2 min.Add the pasta and cheese and cook, stirring vigorously with tongs until cheese is melted and sauce emulsifies.

Kosher salt
Pasta 1 pound
Butter 6 T unsalted
Miso 3 T
Parmesan 4 oz (1 packed cup), grated