Cut tofu and mushrooms into bite-sized pieces.
Slice the onion and cucumber.
Heat olive oil in a pan and grill the tofu until golden brown.
Sauté the mushrooms in the same pan.
Place rice in a bowl, then top with grilled tofu, sautéed mushrooms, and vegetables.
Drizzle poke sauce made with soy sauce, sesame oil, vinegar, and more.
Sprinkle sesame seeds as a topping to finish.