Koshary is a popular Egyptian dish that originated in Cairo. It is a hearty and flavorful combination of rice, lentils, macaroni, and chickpeas, topped with a tangy tomato sauce and crispy fried onions. The dish is often served with a side of garlic vinegar and hot sauce for added flavor. Koshary is a staple street food in Cairo and can be found at many local restaurants and food stalls.