In a medium saucepan over medium heat (350°F [180°C]) on the griddle, melt 2 tablespoons (28 g) of butter and slowly add the flour, mixing until a paste is created. Slowly stir in the beef stock or broth.
While the gravy is cooking and thickening, lay 2 more tablespoons (28 g) of butter on the griddle over medium/low heat (300 to 325°F [150°C to 170°C]), place