Cajun Beef Pot Pie

Name: Cajun Beef Pot Pie
Prep time: 20 min
Cook time: 1 h
Yield: 4
Cuisine: Cajun or Creole,
Ingredients: 1 tbsp (15 ml) vegetable oil; 1 pound (500 g) blade steak cut into 1/2-inch (1-cm) cubes; 1 cup (250 ml) diced carrot; 1 cup (250 ml) diced celery; 1 cup (250 ml) diced yellow onion; 1 cup (250 ml) diced white mushrooms; 2 tbsps (30 ml) rice flour (club house); 3 tbsps (45 ml) cajun (club house); 1 cup (250 ml) reduced sodium beef broth; 3 cups (750 ml) water; 1/2 package (1 sheet) (from 450 g package) frozen puff pastry thawed; 1 large egg beaten