Prepare rice and place it in a bowl.
Cut the salmon and avocado into bite-sized pieces.
Thinly slice vegetables like cucumber and red onion.
Lightly mix the salmon with soy sauce, sesame oil, and lemon juice.
Place the salmon, avocado, and vegetables on top of the rice.
Add toppings such as seaweed, mayonnaise, and sesame seeds.
Drizzle your preferred sauce to finish.