Preheat oven to 425 degrees

melt butter in a pot

add onion, potato, carrot and cook 10-12 min, until tender

stir in flour and cook for 1 min

pour in broth and milk and simmer until thick and bubbly

stir in chicken, peas, parsley, thyme, salt and pepper

spray casserole dish with cooking spray

pour mixture into casserole dish

place pie crust on top and cut slits

in a small bowl beat egg and add water to make an egg wash

brush wash on crust

put the casserole dish on a baking sheet in case of run over

place in oven and bake for 10 min.

check to see if crust is a nice golden brown, if so place a piece of foil on top loosely to prevent further darkening, if not check back in 10 min.

pot pie should cook for a total of 35 min in the oven