01 -
Butterfly the chicken breasts, making a total of 4 thin pieces. Flatten with a mallet to uniform thickness, approximately 1/4 inch.
02 -
Grind the pretzels in a food processor until fine. Place crumbs in a shallow dish and mix with paprika, salt, and pepper. In another dish, beat eggs with a splash of water.
03 -
Heat a large non-stick skillet with 1/4-inch vegetable oil over medium-high heat.
04 -
Dip each chicken piece in the egg mixture, then coat with the pretzel crumbs.
05 -
Fry the coated chicken breasts in the hot oil in a single layer, cooking in batches if needed. Cook for 3-4 minutes on each side until golden and cooked through.
06 -
Melt butter in a saucepan. Whisk in flour and cook for 1 minute. Gradually whisk in milk and cook until slightly thickened, about 3-5 minutes. Stir in cheese, mustard, paprika, and cayenne. Season with salt and pepper.
07 -
Drizzle cheddar-mustard sauce over the fried chicken. Garnish with chopped parsley and red onion.