Add in a medium-size pot and pour in 3 cups of water.
Bring to a boil, reduce heat to low, cover, and simmer until quinoa is cooked, tender and translucent, and most of the water has been absorbed, about 15 minutes.
Drain.
In a large serving bowl, stir together jalapeno, onion, mango, oil, salt and lime juice until well mixed.
Stir in quinoa until evenly distributed.
Season with salt.
Serve warm, at room temperature or chilled.
Right before serving, gently stir in basil and cilantro.