According to MISC@1 food laws , only products called `` MISC@2 Leberkäse '' are allowed not to contain liver ; otherwise , there must be a minimum liver content of NUMBER@1 % .

What can be in LOCATION@1 to MISC@1 food laws , only products called `` MISC@2 Leberkäse '' are allowed not to have liver in them ; otherwise , there must be a minimum liver content of NUMBER@1 % .
