4 ounces (1 stick) unsalted butter, cut into small pieces
3 garlic cloves, minced (1 tablespoon)
1 tablespoon finely chopped fresh rosemary
1/3 cup fresh lemon juice (from 2 lemons), rinds reserved and sliced
1/4 cup Worcestershire sauce
11/2 teaspoons hot sauce, such as Tabasco
1 pound (about 30) medium to large shrimp, peeled, heads (optional) and tails on
1/2 teaspoon coarse salt
Freshly ground pepper
Baguette, for serving
Heat a 12-inch skillet (preferably cast-iron) over medium-high heat. Add butter, and cook until melted and foamy. Add garlic, rosemary, and lemon juice and rinds. Stir in Worcestershire and hot sauces, and bring to a simmer.
Season shrimp with salt and pepper; add to skillet. Cook until pink and firm to the touch, 3 to 4 minutes. Season with pepper. Serve with baguette.