A simple menu of classic tortas grilled hard and served on the cheap keeps patrons coming back to this no-frills Mission eatery.. In Short Thick rolls piled high with lettuce, avocado, jalapeno peppers and a choice of four cheeses are just the starting point. Toppings like chicken, pastrami and roast beef are the next steps at this traditional Mexican sandwich shop. For serious carnivores, the two-meat combos pack serious protein, while adventurous types order up the Hawaiian smothered in pineapple and ham. Plastic barrels filled with cool aguas frescas and desserts like deep-fried churros provide sweet bookends to the meal.