01 - Rinse rice under cold water until water runs clear. Combine rice, water, and salt in a medium saucepan. Bring to a boil, reduce heat to low, cover, and simmer for 15 minutes. Remove from heat and let stand covered for 10 minutes. Fluff with a fork.
02 - Preheat oven to 400°F. Line a baking sheet with parchment paper.
03 - In a large bowl, combine ground beef, breadcrumbs, egg, Sriracha sauce, minced garlic, soy sauce, grated ginger, green onions, salt, and black pepper. Mix until just combined without overworking.
04 - Shape mixture into 20-24 even meatballs, approximately 1 tablespoon each. Arrange on the prepared baking sheet in a single layer.
05 - Bake for 15-18 minutes until cooked through and browned on the exterior.
06 - In a small saucepan over medium heat, whisk together Sriracha sauce, honey, soy sauce, rice vinegar, and sesame oil. Bring to a simmer and cook for 2-3 minutes, stirring occasionally, until slightly thickened.
07 - Transfer hot meatballs to the glaze and toss until evenly coated.
08 - Divide steamed rice among serving plates. Top with glazed meatballs. Garnish with sliced green onions, toasted sesame seeds, and fresh cilantro leaves.