Beef fillet, kombu and shiitake mushroom broth
By Matt Tebbutt From Saturday Kitchen Ingredients For the broth 1 postcard-sized piece dried kombu 12 dried shiitake mushrooms 1 garlic clove, peeled and smashed 1 knob fresh ginger, peeled and finely chopped 4 tbsp soy sauce 4 tbsp mirin 2 …