01 -
In a pot, combine 4 cups water, sliced lemon, salt, black peppercorns, and bay leaf. Bring to a boil over medium-high heat.
02 -
Add peeled and deveined shrimp to the simmering liquid. Poach for 2-3 minutes, or until shrimp turn opaque and pink. Do not overcook.
03 -
Remove cooked shrimp from the liquid and allow to cool until safe to handle. Dice shrimp into small pieces for even mixing.
04 -
In a large mixing bowl, combine diced shrimp, mayonnaise, lemon juice, Dijon mustard, chopped dill, celery, and scallions. Season with salt and black pepper to taste. Mix well to blend flavors.
05 -
Brush the inside and outside of brioche buns with softened butter. Place under broiler or toast in a skillet until golden brown and crisp.
06 -
Fill each toasted brioche bun generously with the chilled shrimp salad. Serve immediately.