1boil chicken breast till done, let cool and dice into squares.
peel, and dice potatoes, bring to a boil till slightly tender, drain, put into a medium bowl with chicken.
in small bowl mix together milk,flour,salt,pepper till smooth.
Mix together chicken,potatoes,cheddar cheese,diced onion and flour mixture.
Spray a medium pan with cooking spray, pour mixture into pan and cook till one side is golden brown on medium low about 20-25 minutes then flip over.
After both sides are golden brown you will see that the edges come together and form a pie.
Just simply slide your pie onto a plate and serve hot. You may top with anything such as baby spinach leafs and a cheese sauce if desired.