View, edit, delete custom food item

From your 'My Hub' page (please see below)

On the left hand side of your account, you will see the side menu in where you can select 'Nutrition' and then 'custom food'.

Here you can then select 'Nutrition' and then 'Custom Food/Drinks' from the drop-down on the right-hand side of your page which will then show any foods you have created already.

To delete the item you can simply hit the bin icon to the right

By clicking on the food item itself you will be able to view and edit all of the nutrient information