- Cook your pasta according to the package directions. 
- While the pasta is cooking, add the oil, lemon juice, 3/4 of the lemon zest and minced garlic to a blender & lightly mix. Add the avocado and salt & blend until smooth. 
- Once you pasta is cooked, reserve a 1/2 cup of the water from cooking. Slowly add the pasta water to the avocado sauce to get your desired consistency. 
- Drain the pasta. Mix the pasta and sauce. Garnish with the remaining lemon zest and freshly ground black pepper. Serve immediately.