Chilled Avocado and Cucumber Soup with Thai Basil and Mint

Ingredients

 * 2½ pounds California avocados, diced
 * 3 pints buttermilk
 * 1 pound Kirby (hot house) cucumber, peeled, cut into chunks
 * 24 Thai basil leaves
 * 24 mint leaves
 * 1 tsp salt
 * ½ cup red onion, finely diced
 * ½ cup Roma tomato, seeded, and diced
 * ⅓ cups green onion, thinly sliced
 * 12 Thai basil flowers, with leaves

Directions

 * 1) Purée avocado with next 5 ingredients.
 * 2) Cover and chill at least 3 hours to marry flavors.
 * 3) Reserve.

Just before service

 * 1) Fold together red onion, tomato and green onion.

Per order

 * 1) Garnish 1 cup chilled soup with 2 tablespoons onion mixture and 1 basil flower.