Laissez Les Bon Temps Roulez Etouffe

Name: Laissez Les Bon Temps Roulez Etouffe
Ingredients: 1/2 stick unsalted butter; 1 tablespoon flour; 1 tablespoon lemon juice; 1 cup chopped yellow onions; 1/2 cup chopped celery; 1/2 cup chopped carrots; 2 garlic cloves, peeled, smashed and minced; 1 large bay leaf; 1 teaspoon sea or kosher salt; 1/4 teaspoon hot cayenne pepper; 1/2 teaspoon Hungarian sweet paprika; 1/4 teaspoon dried oregano; 1/4 teaspoon ground white pepper; 2 tablespoons dry sherry; 1 1/2 cups water; 1 pound deveined shrimp (31/35 size count); 1/2 cup fage; 1 tablespoon fresh lemon juice; 1/3 cup chopped parsley; 2 tablespoons chopped scallions