Mix salt, pepper, and Italian seasoning together.
Use a sharp knife to cut a pocket into the chicken breast.
Season the chicken by sprinkling with salt, pepper, and Italian seasoning. Set aside.
In a bowl, mix broccoli, sharp cheddar, and cream cheese or ricotta with garlic powder, onion powder, and salt.
Put a spoonful of the cheese mixture into the pocket you created in the chicken breast
Secure with toothpicks, set aside
In a separate bowl, use beaters to whip eggs into a froth with mustard.
Dip chicken rolls into the egg mixture
Roll in Panko until fully coated
Place in a baking dish, and bake at 350 for 35-45 minutes, until chicken is fully cooked, internal temp is 165 degrees.
Remove from oven, and let rest 5 minutes. If panko is not browned, turn on to broil for a few minutes until panko is golden brown.
Remove toothpicks and enjoy.