### Clue: Crone serving Americans food often accompanied by piped 25 (6)
### Answer: HAGGIS 
 ### Explanation: Definition: food often accompanied by piped 25
 HAG(a crone/an ugly old woman) **plus**(serving) GIS(soldiers in the US Army).
Defn: Scottish dish served at a Burns Night dinner accompanied by bagpipe music(answer to 25 across).