Recipes Ingredients Meat & Poultry Beef Recipes Stir-Fried Beef and Greens Be the first to rate & review! By Martha Stewart Test Kitchen Martha Stewart Test Kitchen The recipes developed by our test kitchen team have undergone a rigorous process of development and testing, ensuring that every element is optimal, from ingredient amounts to method and cooking time. This process includes triple-testing recipes to ensure they meet our high standards. The many stellar cooks and food editors who have been part of our team include Sarah Carey, Lucinda Scala Quinn, Jennifer Aaronson, Shira Bocar, Anna Kovel, Greg Lofts, Riley Wofford, Lauren Tyrell, and Lindsay Leopold. Editorial Guidelines Updated on May 27, 2021 Print Rate It Share Share Tweet Pin Email Prep Time: 20 mins Total Time: 20 mins Servings: 4 This easy beef stir-fry will satisfy even the pickiest of eaters. It makes for a delicious meal that comes together in no time. Ingredients 1 ¼ pounds beef sirloin, cut into 2-inch-long slices about ¼-inch thick ¼ teaspoon salt ¼ teaspoon pepper 1 tablespoon canola oil 1 tablespoon fresh ginger, minced 3 stalks celery, sliced ½ inch thick diagonally 2 bunches watercress 1 tablespoon toasted sesame oil 1 tablespoon rice vinegar 1 tablespoon soy sauce Directions Season 1 1/4 pounds beef sirloin, cut into 2-inch-long slices about 1/4 inch thick, with 1/4 teaspoon each salt and pepper. In a large skillet, heat 1 tablespoon canola oil over medium-high heat. Add beef to skillet; cook, tossing occasionally, until brown, 2 to 3 minutes. Transfer to a plate with a slotted spoon. Reduce heat to medium. Add 1 tablespoon minced fresh ginger and 3 stalks celery, sliced 1/2 inch thick diagonally; cook until celery is soft, about 4 minutes. Add 2 bunches watercress, trimmed and washed; toss until wilted, about 1 minute. Return beef with any juices to skillet; stir in 1 tablespoon toasted sesame oil, 1 tablespoon rice vinegar, and 1 tablespoon soy sauce. Serve hot over rice. Rate it Print