Meanwhile, heat remaining 1 tablespoon vegetable oil in heavy medium skillet over medium-high heat. Add onion and bell peppers; sauté until crisp-tender, about 3 minutes. Add green onions and all remaining marinade from steaks. Bring to boil. Stir in cilantro. Cut steaks crosswise in half. Divide steaks among 4 plates. Spoon vegetables over steaks and serve.
04*A sweet-hot Thai-style condiment used in marinades and sauces; available in the Asian foods section of some supermarkets and at Asian markets.