Bring chicken broth to a boil and add thin spaghetti. Cook until tender and drain spaghetti (save broth.) Set pasta aside.
Place beef chunks in a small bowl and add marinade ingredients-stir to coat beef.
Heat 1 teaspoon oil in a large skillet or a wok on medium high heat.
Add onions, garlic, ginger and beef to skillet and stir fry until fully cooked- about 4 to 5 minutes.
Remove beef mixture and set aside.
Add 1 teaspoon oil to skillet then add cooked pasta and stir fry 2-3 minutes. Remove and set aside.
Add 1 teaspoon oil to skillet and add mushrooms, peppers and pea pods. Stir fry until crisp tender- about 3 to 5 minutes.
Add beef and pasta back to veggies in skillet and stir to combine.
Continue stirring over medium heat until heated throughout.
Add additional soy sauce and/ or reserved broth as desired for flavor.