Treviso Raddichio Gratin - Cedar Down Farm

Ingredients

• 1 cup milk
• 3 or 4 onions sliced
• Pinch of dried thyme or 2 springs fresh
• 2 whole cloves garlic
• 2 heads radicchio or one large (about 1 lb)
• 2 tbsp olive oil
• Sea salt and freshly ground black pepper
• 2 tbsp butter
• 2 tbsp flour
• 1/4 cup heavy cream (optional)
• 1 cup grated Parmesan cheese
• 1/4 cup fresh bread crumbs