Electrically-powered kitchen appliance for dicing, mincing, slicing and chopping food; Electric vacuum food sealers for household purposes; Vacuum cleaner bags; Electric sausage stuffers; Multi-purpose, electric countertop food preparation apparatus, namely, a combination meat tenderizer and marinator, for household use; Electric meat grinders; Meat and food grinder attachments for electric mixers for household use; Electric food mixers for household purposes