Ingredients

10 ounces (about 20) medium shrimp, peeled and deveined 

3 tablespoons fresh lime juice (from 3 limes) 

2 tablespoons finely chopped scallions, plus more, thinly sliced, for garnish 

1 jalapeno chile, stem, ribs, and seeds removed, finely chopped (2 tablespoons) 

1 teaspoon coarse salt 

1/2 firm, ripe Hass avocado, pitted and peeled 

2 to 3 small Belgian endives 

Black sesame seeds, for garnish (optional) 

Preparation

Bring a medium pot of water to a boil. Add shrimp, and cook until opaque, about 1 minute. Transfer to a plate using a slotted spoon; let cool. Cut into 1/4-inch pieces.

Transfer shrimp to a medium bowl. Add lime juice, chopped scallions, jalapeno, and salt. Stir to combine. Refrigerate for at least 30 minutes or up to 2 hours.

Just before serving, cut avocado into a 1/4-inch cubes, and fold into shrimp mixture. Separate endive leaves, and arrange 24 on a platter. Spoon about 1 teaspoon shrimp salad onto each leaf. Garnish with sliced scallions, and sesame seeds if desired.