Wash the potatoes and cook in boiling water for 15-20 minutes. Then rinse with cold water and peel. Peel garlic, cut in half and rub 4 ovenproof bowls (approx. 350-400 ml content) with it, put aside.
Coarsely grate the raclette cheese. Set 100 g aside. Cut the edge off the soft cheese. Cut or pluck the cheese into small pieces. Put starch in a pot and stir with wine until smooth. Heat while stirring, bring to the boil once.
Reduce heat. Gradually stir the cheese into the wine mixture. When the cheese has melted, bring to the boil briefly. Spread the cheese mixture into the 4 bowls. Sprinkle with the cheese set aside.
Bake in the preheated oven (electric cooker: 225 °C/ convection oven: 200 °C/ gas: level 4) for 10-12 minutes. Drain pineapple and cucumber. Clean and shine the mushrooms. Wash, quarter and core the pear, cut into pieces.
Cut bread into cubes. Cut pineapple into pieces. Arrange prepared ingredients with ham and lye pastry. Skewer on forks and dip into the cheese fondue.