Stir together the soy sauce and gochujang paste with a bit of water to form sauce. Set this aside till needed.
Chop the carrots, capsicum and leeks. Set it aside.
Fluff the cooked brown rice and keep it ready.
Into the wok add the oil and let it heat up.
Once heated, add the garlic and ginger and stirfry to flavour the oil.
Add the tofu and stir fry for minute.
Now stir fry the veggies.
Once the veggies are crisp but sauteed, add the rice.
Add the sauce and toss and fry on high heat.
Once the rice is well coated and heated up, sprinkle the sesame seeds and mix well.
Taste test and adjust seasoning or salt if needed.
Remove from heat and the rice is ready to be served.