### Clue: Nourishing product from exhibition centre first tempted Alberich with touch of relish added (6)
### Answer: NECTAR 
 ### Explanation: Definition: Nourishing product
 NEC(name of the exhibition centre in Birmingham, UK, from, obviously, "National Exhibition Centre") + **the 1st letter of**(first) "tempted " + **the 1st letter of** "Alberich " **plus**(with … added) **the 1st letter of**(touch of) "relish".