Preheat oven to 400 degrees. Line baking sheet with parchment paper.
Place each piece of chicken in plastic wrap. Make sure they are covered on the bottom and top.
Pound chicken to about 1/4 inch thick.
Sprinkle a dash of salt and pepper on each side of chicken breast.
In a shallow medium sized bowl, mix together flour, 1/2 tsp salt and 1/4 tsp pepper.
In a separate shallow bowl, whisk together the egg and water.
Place bread crumbs in another bowl.
Dip each chicken breast in flour mixture, then egg mixture, and lastly the breadcrumbs.
Place chicken on plate.
Heat 1 TBSP of olive oil in a large sauté pan over medium-medium low heat.
Add chicken and cook for about 2 minutes each side.
Add chicken to lined baking sheet as they are done.
Place chicken in preheated oven and bake for 5-10 minutes.
In the meantime you want to make your sauce.
Using the same sauté pan, carefully wipe out the left over oil with a paper towel, and melt 1 tbsp of butter, add lemon juice, reserved lemon halves, 1/2 tsp salt, and 1/4 tsp pepper.
Boil on high heat for about 2 minutes.
Take pan off of heat and dd remaining butter to sauce pan and swirl it in the sauce until it is completely melted.
Spoon the sauce on top of each chicken breast.
Garnish with some fresh chopped parsley, and lemon halves.
Enjoy!