Salmon Pot Pie Recipe

Name: Salmon Pot Pie Recipe
Ingredients: 1¼ cups all-purpose flour; ½ teaspoon salt; ½ teaspoon sugar; 4 ounces butter ((unsalted), cold and cubed); 3 tablespoons water (ice cold); 1 large egg whites (beaten); 2 cups vegetable stock; 1½ pounds salmon (skinless, cut into ½-inch cubes); ¼ cup butter (unsalted); 1 large shallot(s) (minced); ½ cup fennel (chopped); ¼ teaspoon pepper; ¼ cup all-purpose flour; ½ cup heavy cream; 1 cup corn (frozen); 1 cup peas (frozen); ½ cup pearl onions (frozen)