Raw shrimp (preferably fresh) quantity as desired Lemon Serrano and/or Jalapeņo chili's Red Onion Cucumber Salt Favorite tostadas or tortilla chips
Peel and clean shrimp, if frozen must defrosted first place shrimp in dish (the flatter the better).
Squeeze fresh lemons 7-8 medium to large lemons (for every pound) into a blender.
Add 6-9 chili's (less if your a chicken) into the blender and blend the lemons and chili together until almost puree.
Pour juice all over the shrimp, covering all the shrimp entirely and refrigerate for about 1/2hr. longer if you want the shrimp cooked a little more, (the lemon cooks your shrimp).
Dice the 1-entire red onion and peel and dice 2-cucumbers.
After 1/2 hr. add the onions, salt and cucumbers to the mix, and stir until evenly mixed. Return to the refrigerator for another 1/2 hour. Then enjoy with your favorite tostadas.
Sorry I don't have exact measurements on everything, I don't normally measure when I cook! It may take a few trial n errors before you get it to your likings or you may get it the first time, either way you really can't go wrong with this dish/appetizer