What is "woku"

Woku is a type of bumbu ( spice mixture) found in Manado cuisine of North Sulawesi, Indonesia. It has rich aroma and spicy taste. Woku consist of ground spices paste; red ginger, turmeric, candlenut and red chili pepper, mixed with chopped shallot, scallion, tomato, lemon or citrus leaf and turmeric leaf, lemon basil leaf and bruised lemongrass. Rub main ingredients (chicken or fish) with salt and lime juices, and marinate for 30 minutes. All spices are cooked in coconut oil until the aroma came up and mixed together with the main ingredients, water, and a pinch of salt, well until all cooked well.