Ceviche Del Bueno Recipe

Name: Ceviche Del Bueno Recipe
Ingredients: 3lbs raw shrimp, 31-50ct, shelled and cut into 3rds; 1 tall can baby clams, drained; 3 bottles lime juice; 1 cucumber skinned and cut into 1/2 pieces; 2 roma tomatos cut into 1/2 pieces; 1 bunch green onions, bottoms removed, 3 white part diced thinly; 1 bunch cilantro, leaves coarsely chopped, toss the stems in the trash; 2 serano chiles, very finely chopped (you may add more if you like); 2 avocados (don't cut them yet); At least a palm-full of table salt; Dash of black pepper; Splash of soy sauce; 5-6 limes; Bag of tostadas (24-ct)