Khoresh Ghaimeh - Mince meat, split peas, potatoes and limes

INGREDIENTS
750 grams minced lamb or beef
250 grams split-peas
3-4 onions
500 grams potatoes
1/2 cup of cooking oil
2-3 spoons of tomato paste
3-4 crushed, dried limes (small ones with sour taste); freshly-squeezed lime juice can be used instead
salt
black pepper
spices (turmeric, paprika), 1 spoon
METHOD
1. Soak split-peas in warm water for 2-3 hours, then drain out the water.
2. Peel and thinly slice onions, then fry in oil until golden.
3. Fry the onions until color changes. Add minced meat and fry till ready.
4. Peel and wash potatoes and cut into small pieces. Add potatoes, split-peas, salt, pepper, spices and tomato paste and continue boiling slowly until cooked. Add more water if needed during cooking.
5. If using dried limes, they should be added in with the other ingredients. If using lime juice, add in towards the end and continue cooking for another 3-4 minutes. Adjust seasoning according to taste. Serve this delicious khoresht with white rice.
This food is actually one of the first Iranian foods I have ever eaten. The food from the picture was made by my husband. It is very tasty with a sour, salty flavor which you will never forget once you try it.