Thai-Spiced Watermelon Soup with Crabmeat

• 5 cups coarsely chopped seeded watermelon (from a 4-lb piece, rind discarded)
• 1 fresh lemongrass stalk*
• 3 tablespoons finely chopped shallot
• 1 1/2 tablespoons finely chopped peeled fresh ginger
• 1 tablespoon finely chopped garlic
• 1 1/2 tablespoons mild olive oil
• 1 small hot green chile such as Thai or serrano, finely chopped (including seeds), or to taste
• 2 tablespoons fresh lime juice, or to taste
• 3/4 teaspoon salt, or to taste
• 10 oz jumbo lump crabmeat (2 cups), picked over
• 1/4 cup finely chopped fresh cilantro
• 1 1/2 tablespoons mild olive oil
• 1/4 teaspoon salt, or to taste
• Accompaniment: lime wedges

1. Puree watermelon in a blender until smooth and transfer to a bowl.
2. (Don't wash blender.)
3. Discard 1 or 2 outer leaves of lemongrass and trim root end.
4. Thinly slice lower 5 to 6 inches of stalk and then mince, discarding remainder.
5. Cook lemongrass, shallot, ginger, and garlic in oil in a 2-quart heavy saucepan over moderately low heat, stirring, until aromatics are pale golden, about 5 minutes.
6. Add about one third of watermelon puree and simmer over moderate heat, stirring, 5 minutes.
7. Remove watermelon mixture from heat, then transfer to blender along with chile, lime juice, and salt and blend until smooth (use caution when blending hot liquids).
8. Add remaining watermelon puree and blend briefly.
9. Season soup with more chile, lime juice, and salt if desired, blending if necessary.
10. Pour soup through a sieve into a bowl, pressing on and then discarding any solids.
11. Chill soup, uncovered, about 2 hours if serving cold, or reheat in cleaned saucepan.
12. Toss crabmeat with cilantro, oil, and salt.
13. Divide crab among 4 soup plates, mounding in center, and pour chilled or hot soup around it.

seeded watermelon, shallot, fresh ginger, garlic, olive oil, serrano, lime juice, salt, lump crabmeat, fresh cilantro, olive oil, salt, accompaniment

Taken from www.epicurious.com/recipes/food/views/thai-spiced-watermelon-soup-with-crabmeat-109630 (may not work)