Small, sweet wild Maine shrimp are sold frozen from brownetrading.com when not in season. You can also substitute other shrimp cut into 1/2" pieces. This recipe makes extra horseradish mayo. Put it out to spread on other sandwiches.
Recipe information
Total Time
45 minutes
Yield
Makes 6 to 8 servings
Ingredients
Preparation
Step 1
Whisk mayonnaise, 1/4 cup horseradish, and vinegar in a small bowl to blend. Season horseradish mayonnaise to taste with salt, pepper, and more horseradish, if desired. Fold in tarragon.
Step 2
line a baking sheet with paper towels. Combine dill, next 3 ingredients, and 3 tablespoons salt in a large wide pot. Squeeze juice from lemon halves into pot; add lemon halves. Add 3 quarts water and bring to a boil. reduce heat to medium; simmer poaching liquid for 10 minutes.
Step 3
Working in batches, place shrimp in a sieve and poach, shaking sieve occasionally, until shrimp just begin to curl and turn opaque, 15-20 seconds. Transfer to prepared sheet; let cool.
Step 4
Combine cucumber, shrimp, and 1/4 cup horseradish mayonnaise in a medium bowl; fold to coat. Season to taste with salt, pepper, and more horseradish, if desired. DO AHEAD: Can be made 8 hours ahead. Cover and chill shrimp and remaining mayonnaise separately.
