Step 1: Cook noodles according to package directions. Drain and set aside.
Step 2: In a skillet, heat oil over medium heat. Cook ground beef until browned, then add minced garlic and sauté for 1 minute.
Step 3: Stir in soy sauce, brown sugar, hoisin sauce (if using), beef broth or water, ground ginger, and red pepper flakes. Let simmer for 3–4 minutes.
Step 4: Add cornstarch slurry and stir. Cook until the sauce thickens slightly.
Step 5: Add cooked noodles and green onions. Toss to coat evenly in the sauce.
Step 6: Serve hot, garnished with additional green onions if desired.
Notes
Want extra veggies? Add sautéed bell peppers, carrots, or snap peas with the garlic step!