Creating this wonderful Seaweed Soup is straightforward if you follow these steps:

1. Prepare Seaweed: Soak the dried seaweed in water for about 10 minutes until it expands and softens. Drain and set aside.
2. Sauté the Aromatics: In a large pot, heat the sesame oil over medium heat. Add the sliced onion and sauté until translucent, about 5 minutes.
3. Add Garlic and Ginger: Stir in the minced garlic and grated ginger, cooking for an additional minute until fragrant.
4. Introduce Broth or Water: Pour in the water or vegetable broth, bringing it to a gentle boil.
5. Incorporate Vegetables: Add the sliced carrots and cook for about 5 minutes until they are tender.
6. Mix in Seaweed: Gently fold in the prepared seaweed and cubed tofu, if using.
7. Season the Soup: Stir in the soy sauce, and add salt and pepper to taste. Allow the soup to simmer for an additional 5-10 minutes.
8. Garnish: Remove from heat and ladle into bowls. Top each serving with chopped green onions and a sprinkle of sesame seeds if desired.

Following these steps will help you effortlessly create a delicious Seaweed Soup that will warm your heart and nourish your body.