Bring a large pot of water to a boil and add the butternut squash. Cook for 15 minutes, remove, and put it in a food processor. Add pasta noodles to boiling water.
Meanwhile, brown butter over medium heat in a saucepan until amber in color and it has a nutty scent. Add sage leaves, walnuts, and garlic. Remove from heat after 30 seconds.
Remove sage leaves and place on paper towels to dry.
In a food processor, puree squash. Add to butter the puree mixture and stir well. Add fresh cracked pepper.
Toss the butternut squash sauce with the pasta, and top with fresh parmesan and sage leaves.
Step it up a notch by making your own pasta to be coated in this amazing butternut squash pasta sauce. Here's how I make homemade pasta in minutes!This pasta recipe can easily be turned into a casserole - add everything into an oven safe dish, top with more cheese, and bake until the cheese on top has melted!Store any leftovers in an airtight container in the refrigerator.