Cozze

Ingredients

• 4 large potatoes
• 1 onion
• 1 egg
• 3–4 tbsp all-purpose flour
• ½ tsp coarse salt
• 4 portobello mushrooms
• Olive oil
• 4 tbsp finely chopped fresh thyme
• Salt
• Freshly ground pepper
• 1 goat cheese log