Cook the vegetables in a hot buttered skillet over high heat for 4 to 5 minutes until slightly charred. Add soy sauce, toss, and set aside.
Make the fried rice in the same pan with butter and garlic, press rice flat to crisp, scramble eggs in, then season with soy sauce and sesame oil.
Sear steak cubes in butter over high heat for 1.5 to 2 minutes per side without moving them.
Add soy sauce, sesame oil, and garlic powder to the steak. Toss and cook 30 more seconds until the sauce caramelizes.
Assemble bowls with rice on the bottom, vegetables on one side, steak on the other, and green onions on top.