Heat oil in a large pot.

Add onion and mince to pot and cook over high heat, mixing and breaking apart regularly.

Cook until the liquid from mince has evaporated.

Add mixed vegetables, garlic and ginger and continue to cook until the vegetables are hot and cooked through. Remove from heat.

In a medium pot bring water (for gravy) to a boil then add gravy powder, whisking to combine.

Add soy sauce and lemon juice to gravy.

Add gravy to mince and vegetables and mix through.

In a separate pot bring water (for soaking noodles) to a boil then remove from heat and add vermicelli noodles.

Leave noodles to soak for 5 minutes, or until soft, then drain.

Using scissors, cut noodles into smaller pieces.

Add noodles to beef and vegetables and mix thoroughly.