Add kombu slices to 3 cups of water and bring to a boil. Simmer for a few minutes.
Chop your carrots and potatoes into small cubes. Blend apple into a paste or grate them. Slice onions.
Add sesame oil to a pan, onions, potatoes and carrots. Saute for 5-7 minutes.
Add back in the kombu stock. Add grated apple, light soy sauce, mirin and bring to a boil.
Add curry roux cubes, mushroom seasoning and simmer with the lid closed until the vegetables are cooked. Before serving, add in a piece of dark chocolate and mix well in the heat. At this stage, you can add more water if you don't want a thick curry.
Cook udon noodles according to package instructions.
Mix together dry ingredients - plain flour, corn starch, salt, black pepper, onion powder , garlic powder and chili flakes.
Add 1/3 cup water gradually (add more to get a thick paste, but the batter should not be runny).
Coat a thin slice of tempeh in the mixture. Coat it again in breadcrumbs.
Deep fry it until golden brown. Drain the excess oil on a tissue. Slice the tempeh into pieces.
Serve curry udon over noodles and place tempeh. Garnish with spring onions, toasted sesame seeds and japanese chili flakes. Enjoy!