The best thing to do in the morning in Cairo is to enjoy the sun. Another good thing to do in the morning is having breakfast by the river Nile in an open area in Zamalek in "Seqoia" where you can enjoy the marvelous Nile view while having a mix of Lebanese and Egyptian dishes like "homos", "taemia", "chiken liver" with fresh juices or a glass of beer. Enoying greenery in "Azhar Park" where the spectacular view of Cairo Citadel and having breakfast in one of the cafes & restaurants like "Alain De Notre". Another place where you enjoy authentic Cairo is @ 'Khan el Khalili" area in the heart of old city, enjoying traditional Egyptian Cafes like "Naguib Mahfouz  & "El Fishawy" where you have nice "sahlab" and tea with mint.