Pf Chang'S Pepper Steak Recipe

Ingredients

• 1 lb flank steak , thinly sliced against the grain
• 2 tablespoons cornstarch
• 2 tablespoons vegetable oil , divided
• 1 red bell pepper , sliced into strips
• 1 green bell pepper , sliced into strips
• 1 medium onion , thinly sliced
• 3 cloves garlic , minced
• 1 tablespoon ginger , freshly grated