Grilled Caesar Salad with Shrimp

Name: Grilled Caesar Salad with Shrimp
Ingredients: 1/2 cup mayonnaise; 1/4 cup plus 1 tablespoon extra-virgin olive oil; 3 anchovies packed in oil, finely minced; 2 small cloves garlic, grated; Zest and juice of 2 lemons (about 2 tablespoons of zest and 1/3 cup juice); Freshly ground black pepper; 2 ounces Parmesan, finely grated (about 1 1/2 cups lightly packed); Kosher salt; 3 romaine hearts; 1 pound large shrimp, peeled, deveined and tails removed; One 12-inch French baguette, halved lengthwise