01 - 
                Position the beef flank slices on a cutting board and gently pound to an even thickness using a meat mallet.
              
              
              
                02 - 
                Spread a thin, even layer of Dijon mustard over each slice of beef.
              
              
              
                03 - 
                Arrange a slice of bacon, some chopped onion, and one pickle slice along one edge of each beef piece.
              
              
              
                04 - 
                Tightly roll the beef beginning at the edge with the filling, then secure each roulade with kitchen twine or toothpicks.
              
              
              
                05 - 
                Activate the 'Sauté' setting on the Instant Pot. Sear the rolled beef parcels on all sides until well-browned.
              
              
              
                06 - 
                Pour in beef broth, then sprinkle smoked paprika, salt, black pepper, and add bay leaves to the pot.
              
              
              
                07 - 
                Seal the Instant Pot lid and set to 'Manual' mode for 35 minutes on high pressure.
              
              
              
                08 - 
                Perform a quick release once cooking is complete. Remove bay leaves, slice rouladen, and serve hot.