Shrimp Sandwiches with Tarragon-Caper Mayonnaise

Ingredients

• 1 tablespoon fresh tarragon
• 2 tablespoons capers
• ¹/₃ cup mayonnaise
• ½ cup celery heart with leaves
• ¼ teaspoon hot pepper sauce
• ¼ teaspoon celery seeds
• Tomato slices
• + 6 more ingredients
• • Avocado slices
  • butter lettuce
  • 1 ½ tablespoons sweet onion (such as Vidalia or Maui)
  • 12 small (3-inch round) soft sandwich rolls or 6 hot dog buns
  • 2 tablespoons butter
  • 1 pound cooked peeled deveined large shrimp

Mix first 5 ingredients and 1/4 teaspoon hot sauce in medium bowl. Mix in celery. Season with salt and pepper and more hot sauce, if desired. DO AHEAD Mayonnaise can be made 6 hours ahead. Cover; chill. Lightly butter cut sides of rolls. Heat griddle or large nonstick skillet over medium heat. Ad...

View full recipe at Epicurious