>> source: Joy of Cooking
>> serves: 2 cups

Combine in a #medium bowl{} 1/2 small @white or red onion{1/2%small} or 8 slender scallions, finely chopped, rinsed, and drained, 2 Tbsp fresh @lime juice{2%Tbsp}, 2 large ripe @tomatoes{2%large} or 3 to 5 ripe plum tomatoes, seeded if desired and finely diced, 1/4 to 1/2 cup chopped @cilantro{1/2%cup} (leaves and tender stems), 3 to 5 @serrano or jalapeño peppers{3} or 1/4 to 1 habanero pepper, or to taste, seeded and minced, 6 @radishes (optional){6} finely minced, 1 medium @garlic (optional){1%clove} clove, minced.

Stir together well. Season with @salt{1/4%tsp}, or to taste.

Serve immediately.