An easy and delicious seasonal squash recipe that can double as a hearty side dish or vegetarian main course.
2 medium spaghetti squash, halved and seeds removed
1 stick (8 tablespoons) salted butter
1 cup raw walnuts, roughly chopped
1-2 tablespoons chopped fresh sage
3 cloves garlic, minced or grated
1 cup whole milk, nut milk, or canned coconut milk
3 ounces creamy goat cheese, crumbled
1/3 cup grated manchego cheese
3 tablespoons basil pesto, homemade or store-bought
1 pinch crushed red pepper flakes
kosher salt and black pepper