In a small bowl, whisk together the lo mein sauce ingredients and set aside.
½ tablespoon mirin, 1 teaspoon brown sugar, 1 teaspoon toasted sesame oil, ½ teaspoon ground ginger, ¼ teaspoons crushed red pepper flakes, 3 tablespoons low-sodium soy sauce
Heat the sesame oil in a wok or large skillet set over medium high heat. Add half of the green onions and garlic, cooking for 30 seconds until fragrant.
1 tablespoon sesame oil, 3 green onions, 3 cloves garlic, 8 ounces cremini mushrooms, 8 ounces fresh snap peas, 1 red bell pepper, 1 carrot
Stir in the mushrooms, snap peas, bell pepper, and carrot. Cook, stirring frequently, until tender, 4-5 minutes.
Meanwhile, in a large pot of boiling water, cook and drain the noodles according to package instructions.
8 ounces dry lo mein egg noodles
Stir in cooked noodles and sauce mixture and toss to combine. Serve immediately, garnished with remaining green onions and sesame seeds.
Sesame seeds