Creamed Spaghetti Squash with Browned Butter Walnuts

Bahan-bahan (8 porsi)

• 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