Put all the ingredient for ground spices into a food processor and process into a fine paste, you may need a little water to get it going. Set aside. Mix tamarind paste with warm water and mash with back of the spoon to get the tamarind juice, discard the solid
Preheat a large pot and add cooking oil. Add in the paste and stir-fry until fragrant, about 1 minute. Add bay leaves, and beef broth. Bring it to a boil and then add in the rest of the vegetables and then lower the heat and let it gently simmer for about 30 minutes or until all the vegetables are cooked through but not mushy. Have a taste and season with more salt and sugar as needed. It should be sweet, tangy, savory, and slightly spicy
Serve with rice and other dishes as part of multi-course meal
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