Beef soboro

Name: Beef soboro
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Asian
Ingredients: 400.00 gm jasmine rice; 62.50 ml cooking sake; 32.00 gm brown sugar; 62.50 ml mirin; 65.63 gm salt-reduced soy sauce; 36.80 gm vegetable oil; 650g lean beef mince; 4 green onions, thinly sliced; 2 bunches broccolini, trimmed; 410g can baby corn spears, drained, halved lengthways