Note 6 - Accrued Expenses - Accrued Expenses (Details) - USD ($)	Dec. 31, 2022	Dec. 25, 2021
Accrued legal and accounting	$ 35,398	$ 79,917
Accrued payroll and related costs	760,305	905,698
Accrued other	25,153	100,814
Accounts Payable and Accrued Liabilities, Current, Total	$ 820,856	$ 1,086,429