probably go here about once a week to feed my addiction for their empanadas. i'm personally a beef fan but there's cheese, corn, ham and cheese, spinach, and chicken...they're not under a dollar anymore but well worth it. their sandwiches are awesome too...i recommend the chorizo sandwich (choripan), milanesa sandwich, or if you feel like a cold cut, you could have their matambre (meat roll). no place to sit down and eat so this is a to-go affair. the workers are polite and the whole deli is clean and cozy.
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and while you're waiting for your sandwich snacking on an empanada, you could check out their wine selection and a wide variety of food products and even dvd's from argentina. once you finish your empanada and get your sandwich, wash it down with a can of guarana or inca kola, pay the nice lady and next thing you know you'll be back doing the same thing the following week...