Prep the Chicken:
Mince garlic and onion; set aside.
Slice the chicken breasts horizontally into 4 even cutlets.
Coat the Chicken:
In a shallow plate, mix flour with paprika, onion powder, garlic powder, oregano, salt, and pepper.
Spread mayonnaise over the chicken and dredge both sides in the seasoned flour.
Cook the Chicken:
Heat oil in a pan over medium heat.
Cook chicken for 2–3 minutes per side until golden brown and cooked through. Transfer to a clean plate.
Make the Sauce:
In the same pan, sauté onions until soft.
Add garlic and cook for about 1 minute until fragrant.
Stir in butter; once melted, add flour and cook until thickened.
Finish the Sauce:
Gradually whisk in chicken stock and bring to a simmer.
Stir in heavy cream and simmer gently.
Turn off the heat and season with salt, pepper, and Parmesan to taste.
Smother the Chicken:
Return the chicken to the pan, spoon sauce over the top.
Garnish with fresh parsley and a sprinkle of red pepper flakes.
Serve:
Enjoy with rice, potatoes, pasta, or your favorite side.