Time Out says
Abbas at Bebek is the common place for those who are craving for waffles at 3 in the morning.
If you just feel like satiating your hunger, then other branches of Ab'bas are there to serve. Ab'bas burger, hamburger, cheeseburger, whatever you’d prefer is available. Although the venue tends to be jam-packed full of university students, Ab'bas is also visited by people from all corners of the city who’ve heard endless praise the place. The waffles at Ab'bas in Bebek aren’t like those you’ll find elsewhere, and regulars are well aware of this, patiently forming long queues out on the street. Though the numbers are few, they also have tables and chairs available.
Branches: Bahçeşehir (0212) 669 64 27 Boğaziçi Üniversitesi (0212) 359 45 32 Levent (0212) 224 85 27 Yeşilköy (0212) 663 22 27