Cold Avocado Corn Soup With Cilantro Oil Recipe | Epicurious

Ingredients

• 1 fresh or frozen ear of corn, shucked
• 4 cups plus 2 tablespoons water
• 1 garlic clove, smashed
• 1 1/2 teaspoons salt
• 1 1/4 cups chopped white onion
• 1 fresh serrano chile, stemmed and coarsely chopped (including seeds)
• 2 firm-ripe California avocados (1 to 1 1/4 lb total)
• 3 tablespoons fresh lime juice
• 1/4 cup crema or sour cream
• 1 cup coarsely chopped fresh cilantro
• 1/4 cup olive oil
• 1/2 teaspoon salt
• a 3/4-inch melon-ball cutter