Blend the cottage cheese, reduced-fat shredded cheddar, reduced-fat cream cheese, chicken broth, and Kraft cheddar cheese powder to make the cheese sauce.
Cook the pasta according to package instructions.
Season the steak with the fajita seasoning and cook it.
Chop the red and green bell peppers.
Combine the cooked pasta, steak, bell peppers, and cheese sauce.
Top with fresh lime juice, chopped cilantro, and a chipotle Greek yogurt drizzle (optional).
