A good pesto is full of fresh basil, garlic, olive oil and nuttiness from pine nuts or whatever other fatty nut or seed you like. This recipe used a mix of Brazil nuts (very high in selenium), pistachios and pumpkin seeds.

Source: Zucchini Noodles with Pumpkin Seed Pesto, Roasted Tomatoes and Tahini Chickpea Cakes [Vegan, Soy-Free] – One Green Planet