Shrimp Tacos - With legumes

1.5 lbs raw shrimp , peeled and tails removed 2 tsp chili powder or ancho chile powder 1 tsp ground cumin 2 tsp kosher salt 2 Tbsp olive oil 2 Tbsp mayonnaise[...]

8 corn tortillas (6 inch) 1 1/2 cups Tomatoes , chopped and seeded 1 cup cucumber , chopped and seeded 1/3 cup scallion , thinly sliced 1/4 cup cilantro ,[...]

8 corn tortillas (6 inch) 1 1/2 cups tomatoes , chopped and seeded 1 cup cucumber , chopped and seeded 1/3 cup scallion , thinly sliced 1/4 cup cilantro ,[...]