prepare all ingredients, finely slice onion and dice garlic and place in bowl, slice mushrooms and place in another bowl, chop parsley and place in third bowl
brown beef on medium heat in 3 batches with 1 tbsp oil per batch in heavy based pan
set beef aside, add onion and garlic to pan and cook until onion begins to go translucent
add mushrooms to pan and return beef to pan and cook approx 5 minutes stirring frequently until mushrooms are soft
add cornflour to pan and stir to coat beef mix
add stock to pan, bring to the boil stirring continuously then add parsley and reduce to a simmer for 10 minutes
season with pepper to taste
turn off heat and just before serving stir through yoghurt
Notes
For a richer version use thickened cream instead of yoghurt.
Serve with steamed greens and sweet potato mash or pasta.