Steak and __ Pie, a Traditional British Staple

This page is the CodyCross answer for the clue below from Train Travel, Group 701, Puzzle 1 (Itineraries).

Question is: Steak and __ Pie, a Traditional British Staple

and the answer is: KIDNEY

Word Meaning:

KIDNEY — An organ in the body that filters the blood, producing urine.

Definitions from Wiktionary.

Steak and __ pie, a traditional British staple — CodyCross Answer | CodyCross Solutions