To edit or delete a shopping list, follow the steps mentioned below:

1. Go to the dashboard
2. Click on "Shopping lists"
3. Select the shopping list you want to edit or delete
4. Click on the "Edit" button
5. To edit the quantity of a product, click on the quantity tab under the product to edit the value. If you want to change something else about the product (i.e. size or name), you'd need to delete this product by tapping the "bin" icon and add a new product with the correct information instead. Alternatively, to delete a shopping list, simply click on "Remove Shopping List" from the bottom of the page
6. Click on "Save."