1: Preheat your oven to 350°F (175°C).
2: In a bowl, combine the cooked sushi rice with seasoned rice wine vinegar.
3: In a baking dish, spread the sushi rice evenly at the bottom.
4: Top the rice with the salmon, sweet chili sauce, salt, garlic powder, and nori.
5: Layer cubed avocado and cucumber over the salmon.
6: Drizzle the spicy mayo and eel sauce on top.
7: Sprinkle furikake, sushi ginger, crispy fried shallots, and scallions for garnish.
8: Bake in the oven for about 25 minutes, or until heated through.
9: Serve warm and enjoy!