Prep: 1. Peel mango and cut flesh from pit; discard pit. Cut flesh lengthwise into 1/4-inch slices. 2. Cut: cucumber, cherry tomatoes, chile, and basil leaves. Make: 1. Toss mango with cucumber, tomatoes, chile, chopped basil, and oil. 2. Season with salt and divide salad among 4 bowls. 3. Garnish with remaining basil, and drizzle with more oil to taste.
If you can't find a serrano a jalapeno pepper works well too (if you like it spicy sub in 1/2 habanero pepper)