Quiche with Sausage Gravy

canola oil

Vidalia onion (finely diced)

ground breakfast sausage ((raw breakfast sausage patties can be used and broken up))

pie crust dough ((deep dish frozen pie shell can be used))

eggs

sour cream

heavy whipping cream

salt

fresh cracked black pepper

of the cooked sausage and onion mixture

remaining 1/3 of the cooked sausage and onion mixture

all purpose flour

whole milk

salt

fresh cracked black pepper