Peel, wash and slice or cut the potatoes. Peel and chop garlic. Cook both with milk and salt for about 10 minutes
Lightly grease a casserole dish. Spread potatoes and milk in it, season. Pour cream balance over it and sprinkle with cheese. Bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/gas: level 3) for 40-45 minutes
Dissolve the stock in 6-8 tablespoons of hot water and let it cool down. Add vinegar, mustard, salt and pepper and mix until creamy. Clean and wash lettuce, tomatoes and mushrooms. Cut tomatoes and mushrooms into slices. Mix prepared salad ingredients and marinade. Arrange everything