- Cook pasta according to package directions, omitting salt.
- Meanwhile, blend next 3 ingredients and cut beef into 1/2-inch pieces.
- Drain pasta; rinse and drain well. Turn out into large serving bowl; cover.
- Sauté onion in hot oil in large skillet over medium-high heat 1 minute. Stir in zucchini and bell pepper; cook 2 to 3 minutes until vegetables are tender, yet crisp.
- Remove from heat; stir in parsley and soy sauce mixture. Add to pasta with beef; tossing well to combine.