In a large-pot of boiling salted water, cook pasta according to package directions but reduce cooking time by two minutes pasta is al dente, drain well.
You are able to thaw the frozen corn from the pasta cooking water in the past 3-4 minutes of cooking time.
To make the avocado dressing, combine the avocados, spinach, almond milk, lemon juice, olive oil and garlic into a blender or food-processor. Season with pepper and salt.
With the motor running, then add olive oil gradually till dressing is emulsified, creamy and smooth.
In a large-bowl, toss the pasta with the dressing, tomatoes, avocados and corn.
Garnish with fresh basil and serve immediately.