Evenly spread the sunflower seeds on a baking sheet and roast in the oven for 10 minutes. Stir the seeds halfway through to ensure even toasting.
Transfer the cooled seeds to a food processor and add the salt. Process until the mixture becomes smooth and creamy, stopping to scrape down the sides as needed.
If you prefer a creamier texture, add the avocado oil 1 teaspoon at a time and blend for an additional minute until you reach your desired consistency.