To make kopan
masala, dry roast all the spices except nutmeg powder in a non-stick pan on low heat till lightly browned and fragrant. Cool, put into a mixer jar, add nutmeg powder and grind into a powder.
Heat oil in a non-stick
pan, add garlic, ginger, spring onions and potato and saute for 2 minutes.
Add butter, tomato,
kopan masala, turmeric powder, red chilli powder, sambhar powder and salt. Mix well and cook for 2-3 minutes.
Add vegetable stock,
mix, cover and cook till the potato is soft.
Add soy sauce and
noodles and mix gently. Add spinach and freshly ground peppercorns, mix, cover and cook for 10 minutes more.