Cook ramen noodles as package label directs. Discard flavoring packets. Drain noodles. Boil snap peas for 2 minutes. Drain and rinse with cold water.
Warm 1 Tbsp. oil in a skillet over medium-high heat. Add steak, stir-fry for 2 minutes. Transfer to a plate. Add remaining 2 Tbsp. oil to skillet. Stir fry ginger, garlic and scallions for 1 minute.
Whisk together broth, soy sauce and cornstarch. Add to skillet; stir-fry for 1 minute. Add peas and steak; stir until hot. Stir in sesame oil. Toss in ramen noodles. Serve hot.