Gluten free and vegetarian lentil burgers made with chickpeas, carrots and oats. The avocado green harissa is a spicy herb mix blended with avocado To make this recipe extra easy, use canned chickpeas and pre-steamed lentils. Just be sure to rub excess moisture off of the chickpeas and lentils with paper towels before adding them to the food processor. Recipe yields 6 burgers.