In a small bowl, stir together green onion, ginger, salt and pepper. In base/water reservoir of the Tupperware® Smart Multi-Cooker, add water to the max fill line for steaming. Place shielded colander inside base/water reservoir and place shallow colander on top of shielded colander. Place two fish fillets in shallow colander. Divide green onion mixture evenly between the two fillets, spread across top of each fillet.
Cover with shielded cover and microwave on high power 9 minutes. Remove from microwave, remove cover and transfer fish to a serving dish.
Make the sauce
In the 2-cup/500 mL Micro Pitcher, stir together shallot, ginger, garlic, orange juice, maple syrup, salt, vinegar, and cornstarch. Microwave on high power 1 minute 30 seconds. Remove from microwave, stir sauce and pour over fish. Serve warm.