5 medium tomatoes, diced 
1/2 medium red onion, diced 
2 cloves garlic, minced 
1 jalapeno, deseeded and fine diced 
1 handful cilantro, chopped 
juice of 2 to 3 limes 
s/p to taste 

For tacos, take one whole red leaf lettuce, add main ingredient, chipotle sour cream if using, radishes and cabbage, top with pico de gallo and garnish with cilantro.