Bavarian style pretzel burger, wrapped sandwiches

PRETZEL BUN 50.8% , wheat flour 24.6% , barley malt flour 12.3% , E375 6.2% , iron 3.1% , thiamin mononitrate 1.5% , E101 0.8% , folic acid 0.4% , water 0.2% , sugar 0.1% , salt 0.0% , wheat flour 0.0% , monoglycerides 0.0% , E481 0.0% , E282 0.0% , E516 0.0% , E412 0.0% , diacetyl tartaric acid esters of monodiglycerides 0.0% , soya oil 0.0% , E551 0.0% , enzyme 0.0% , E300 0.0% , E920 0.0% , E927a 0.0% , E930 0.0% , soya bean 0.0% , cottonseed oil 0.0% , wheat gluten 0.0% , yeast 0.0% , malt 0.0% , corn flour 0.0% , turmeric 0.0% , E471 0.0% , CONTAINS 2% and LESS OF PAPRIKA 0.0% , natural and artificial flavouring 0.0% , Fully cooked flame broiled chopped beef steaks 0.0% , coating 0.0% , E339 0.0% , ham 0.0% , water 0.0% , salt 0.0% , sugar 0.0% , E325 0.0% , E339 0.0% , E262ii 0.0% , E316 0.0% , E250 0.0% , STONE GROUND MUSTARD 0.0% , vinegar 0.0% , brown mustard seed 0.0% , salt 0.0% , E415 0.0% , water 0.0% , E428 0.0% , Modified starch 0.0% , pasteurized process swiss cheese 0.0% , lactic ferments 0.0% , salt 0.0% , enzyme 0.0% , water 0.0% , E339 0.0% , salt 0.0% , sodium citrate 0.0% , E200 0.0% , milkfat 0.0% , starch added for slice separation 0.0%