Preheat the oven to 325 degrees F (convection) or 350 degrees (standard). Spray a sheet pan with oil, add walnuts, spray again, and season with salt and pepper. Roast 8-10 minutes, then set aside.
Bring a pot of salted water to a boil
In a saucepan, melt butter over medium heat until it foams.
Cook fresh pasta in boiling water for 3-5 minutes, then drain.
Add sage to the browned butter, add pasta and mix in roasted walnuts.
Serve with Treasure Cave Mild Crumbled Blue Cheese on top.