"When: Monday-Friday, 4-7pm; Weekends, 5-7pm (Bar and Lounge Only) The Deal: $10 Margaritas This Mexican restaurant on the Upper East Side offers shrimp ceviche and tuna tostadas as well as lobster and adobo grilled chicken tacos. If you get tired of margaritas, there are tequila flights that cost between $20 and $55." - kenny yang, bryan kim