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Note 4 - Inventories (Tables)
3 Months Ended
Feb. 26, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

February 26,

  

November 27,

 
  

2022

  

2021

 

Raw materials

 $276,638  $226,723 

Finished goods

  271,230   221,681 

Total inventories

 $547,868  $448,404