Finely grate the cheese. Wash the chives, shake dry and cut into small rolls. Peel garlic and chop very finely. Cut pretzel breadsticks into thick slices.
Peel onions, cut them into fine rings and turn them in flour. Heat clarified butter in a pan. Fry the onion rings in it until golden brown. Take them out and let them drip off on kitchen paper.
Warm the wine, cream, lemon juice and garlic in a wide pot. Add cheese, melt while stirring constantly and bring to the boil. Stir starch and 3-4 tbsp. cold water until smooth. Stir into the melted cheese, bring to the boil again and simmer for about 1 minute while stirring.
Season cheese fondue with pepper and nutmeg and divide into four small bowls. Sprinkle with onion rings and chives. Dip pieces of lye into it. Bündnerfleisch tastes good with it.