Combine cream cheese, lemon juice, milk, olive oil, lemon peel, cumin, salt, and garlic powder in a 2 cup measuring cup (microwave safe). Heat on high for 1 minute or until cream cheese is soft. Stir to blend ingredients. Add the water to thin mixture, then add parmesan cheese and set aside. If too think add another tbsp water. Cook pasta according to package directions. Drain. Add dressing and toss gently. Add all other ingredients and toss again. Serve warm or room temperature.