Baja Style Fish Tacos

Name: Baja Style Fish Tacos
Ingredients: 1 cup all-purpose flour; 1 teaspoon salt; 1/2 teaspoon ground black pepper; 1 cup dark Mexican beer*; 1/3 cup mayonnaise; 2/3 cup Mexican crema** or sour cream; 1 teaspoon grated lemon zest; 2 tablespoons fresh lemon juice; 2 tablespoons water; Salt and freshly ground black pepper; Oil, for frying; 1 teaspoon salt, plus more for seasoning; 2 pounds skinned halibut cut into 5 by 1/2-inch strips; Freshly ground black pepper; Corn tortillas; 2 cups shredded cabbage; 2 cups tomatillo salsa (store-bought or homemade) for garnish, optional; Pickled jalapenos, for garnish, optional