Hamburger - Le-Thermique

Ingredients

• 325 g all-purpose-flour
• 15 g sugar
• 1 tbsp instant yeast
• 40 g unsalted butter, softened
• 165 ml warm milk or water
• ½ tsp salt
• 1 egg yolk
• 1 tbsp milk
• sesame seeds
• 6 cloves of garlics, minced
• ½ onion, minced
• 500 g beef or chicken meat
• 25 g breadcrumbs
• 1 egg
• 1 tbsp Worcestershire sauce or soy sauce
• 1 tbsp honey mustard
• ¼ tsp black pepper
• Cheese slices
• Lettuce, tomato, onion , sliced thin
• mustard and ketchup