• 4 medium-sized baguettes (150 g) / 8 bread rolls
• 1 onion
• 2 cloves garlic
• the white of a leek
• 1 carrot
• 1 small red pepper
• 30 g butter to saute the vegetables
• 500 g of minced meat mixed, beef,
   veal, pork (or only two of them)
• 150 g mozzarella
• 50 g Swiss cheese
• 1 tbsp. chopped parsley
• 1 egg and a egg yolk
• 1 tbsp. tomato paste
• 1 tbsp. mustard
• 2 tbsp. breadcrumbs
• Salt, pepper, few drops Tabasco
• Aluminum foil for wrapping