Bacon Burger with Caramelized Onions Using a Sourdough Starter

Method

1. Feed and activate the sourdough starter with 10g flour and 10g water for 4 hours at room temperature.
2. Mix the sourdough dough using 100g flour, 70g water, and 10g active starter. Let it rest for 30 minutes, then knead for 10 minutes. Let it rise for 2 hours until doubled in size.
3. Shape the dough into a bun, let it rest for 15 minutes, then bake at 220°C (425°F) for 15 minutes.
4. Cook the beef patty to desired doneness.
5. Bake the bacon until crispy.
6. Caramelize the onions in a pan over medium heat for 15 minutes, stirring occasionally.
7. Toast the sourdough bun.
8. Assemble the burger with the patty, bacon, onions, cheese, and condiments.
9. For whole cuts, check a minimum internal temperature of 63°C (145°F), then rest for at least 3 minutes before serving.