| Cover | 3 Months Ended |
| Mar. 31, 2021 | |
| Cover [Abstract] | |
| Document Type | POS EX |
| Amendment Flag | true |
| Amendment Description | This Post-Effective Amendment No. 3 to the Registration Statement on Form S-1 (File No. 333-249890) is filed pursuant to Rule 462(d) to add a new Exhibit 1.2. |
| Document Period End Date | Mar. 31, 2021 |
| Entity Registrant Name | TATTOOED CHEF, INC. |
| Entity Central Index Key | 0001741231 |
| Entity Incorporation, State or Country Code | DE |
| Entity Filer Category | Non-accelerated Filer |
| Entity Small Business | true |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
