Cut chicken breasts in half horizontally and pound into ½ -inch thick cutlets.
Beat eggs in large bowl; set aside.
Mix bread crumbs, grated cheese, salt, pepper, and garlic powder in a separate bowl and spread mixture in a pie plate or paper plate.
Add chicken to egg mixture, coat well.
Take egg coated cutlets and dip in crumbs, one at a time. Lay all cutlets on a platter.
Pour ¼-inch canola oil into large nonstick fry pan. Turn heat to medium-high.
Fry about 6 cutlets at a time for about three minutes on each side until golden.
Lay cooked cutlets on paper towel-lined platter, until all cutlets are cooked.
Lay cooked cutlets into a 13 x 9 Pyrex dish.
In small pot, melt butter, marsala, and lemon juice until simmering.
Pour the marsala sauce over the cutlets.
Cover dish with foil and bake at 325°F until warmed through, about 20 minutes.