Peel and finely dice the onion. Melt 1 teaspoon of butter in a saucepan. Sauté onion for 1 minute. First add white wine, then cream. Finally stir in the cheese and thicken the sauce with sauce thickener. Let the sauce simmer for about 1 minute, then remove from heat and season with salt and pepper.
Clean, wash and halve the chicory. Heat the oil in a pan. Fry chicory in hot oil on both sides for 1-2 minutes. Season chicory with salt and pepper. Wash the pears, grate dry and cut into thin slices. Cut out the core. Cut ham into 3 wide strips. Wrap one strip around each chicory. Melt 2 tablespoons of butter, add breadcrumbs and roast for 1-2 minutes until golden brown. Place the chicory and pear slices in an ovenproof dish. First pour sauce over them, then spread crumbs on top.
Cut out the core. Cut ham into 3 wide strips. Wrap one strip around each chicory. Melt 2 tablespoons of butter, add breadcrumbs and roast for 1-2 minutes until golden brown. Place the chicory and pear slices in an ovenproof dish. First pour sauce over them, then spread crumbs on top. Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for 25-30 minutes. Spoon cranberries onto the casserole before serving