Whiskey Sour & Old Fashioned

Name: Whiskey Sour & Old Fashioned
Prep time: 1 h
Total time: 1 h
Cuisine: British, European
Ingredients: 2 oz (60 ml) bourbon; 2 oz (60 ml) whiskey; 6 brown sugar cubes; 0.5 oz (15 ml) orange juice; 0.75 oz (22 ml) lemon juice; 0.5 oz (15 ml) water; 1 egg white; angostura bitters; 1 lemon; 1 orange; ice; large mixing glass or pint glass; jigger or measuring spoons; hawthorne or julep strainer; peeler; barspoon; 2 stemmed glasses