01 -
Turn on your oven to 400°F (200°C) and put parchment on a baking tray. Get three shallow dishes ready with crushed pretzels in one, flour in another, and eggs beaten with milk in the last one.
02 -
Add salt and pepper to your chicken breasts. Roll them in flour and shake off what doesn't stick. Dunk them in the egg mix next, then push them into the pretzels so they're fully covered.
03 -
Pour cooking oil into a big pan over medium-high heat. Brown the chicken for about 3-4 minutes on each side. Move them to your lined baking tray and stick them in the hot oven for 15-20 minutes until they're done and read 165°F (74°C) inside.
04 -
Melt butter in a pot on medium heat. Add flour and stir for 1-2 minutes until it bubbles and looks slightly brown. Slowly pour in milk while stirring nonstop until it gets thick and starts to simmer. Turn down the heat and mix in your grated cheese till it's smooth. Stir in the Dijon mustard and add salt and pepper how you like it.
05 -
Take the chicken out and let it sit for a bit. Pour the cheesy mustard sauce over the chicken when you're ready to eat.