1 onion, chopped
30 ml - 2 tbsp. olive oil
1 bay leaf
2 red chilies
2 tsp. garlic
1 tbsp. tomato paste
1/2 tbsp. sugar (up to 1 tbsp. if sauce is too tart)
1 tbsp. soy sauce
1 450 g - 1 lb. can plum tomatoes, chopped
1 glass of white wine
Salt and pepper
8 med. potatoes

Preparation for the sauce:

Sweat the onions in the oil with bay leaf. When soft, add chilies, garlic, tomato paste, sugar and soy sauce. Sweat for a further 5 minutes on low heat. Add chopped tomatoes and wine. Stir and bring to a boil. Simmer 10 minutes. Taste and season. The sauce should be slightly sweet, the flavor of tomato should not dominate.

Preparation for the potatoes: