1Caramelize the red onion in a pan with butter, salt and paprika.
2Caramelize the red onion in a pan with butter, salt and paprika.
3Caramelize the red onion in a pan with butter, salt and paprika.
4Prepare the sauce by mixing chopped cornichons, ketchup, mustard, mayonnaise, and paprika in a bowl.
5Prepare the sauce by mixing chopped cornichons, ketchup, mustard, mayonnaise, and paprika in a bowl.
6Prepare the sauce by mixing chopped cornichons, ketchup, mustard, mayonnaise, and paprika in a bowl.
7Slice the tomato and prepare the lettuce leaves.
8Slice the tomato and prepare the lettuce leaves.
9Slice the tomato and prepare the lettuce leaves.
10Season the ground beef with salt and pepper, form into patties and flatten them with the bottom of a small pan in a hot frying pan to obtain a caramelized crust.
11Season the ground beef with salt and pepper, form into patties and flatten them with the bottom of a small pan in a hot frying pan to obtain a caramelized crust.
12Season the ground beef with salt and pepper, form into patties and flatten them with the bottom of a small pan in a hot frying pan to obtain a caramelized crust.
13When turning the patties, add a slice of cheddar cheese to each one to melt it.
14When turning the patties, add a slice of cheddar cheese to each one to melt it.
15When turning the patties, add a slice of cheddar cheese to each one to melt it.
16Toast the burger buns in the pan.
17Toast the burger buns in the pan.
18Toast the burger buns in the pan.
19Assemble the burger: spread the sauce on the bottom bun, add the beef patty with the melted cheese, lettuce, tomato, caramelized onions, and top with the other bun.
20Assemble the burger: spread the sauce on the bottom bun, add the beef patty with the melted cheese, lettuce, tomato, caramelized onions, and top with the other bun.
21Assemble the burger: spread the sauce on the bottom bun, add the beef patty with the melted cheese, lettuce, tomato, caramelized onions, and top with the other bun.
22Use a blowtorch to melt the cheddar cheese further.
23Use a blowtorch to melt the cheddar cheese further.
24Use a blowtorch to melt the cheddar cheese further.