Sardinian Lasagna - Dan Buettner

Ingredients

• 1 pound white button mushrooms, stalks and tops separated and finely chopped
• Extra-virgin olive oil
• Splash of dry white wine
• Salt and pepper (optional)
• 1⁄4 cup minced parsley
• 3 cups unsweetened soy milk
• 3⁄4 tablespoon all-purpose flour
• Pinch of ground nutmeg
• 6 rounds pane carasau
• 1 clove garlic, minced
• 1⁄4 cup grated pecorino cheese (optional)