This Low Calorie Pesto Sandwich Spread is just 33 calories for 2 tablespoons, the perfect amount for any sandwich or wrap!You can easily make this recipe vegan by swapping the yogurt for unsweetened cashew yogurt and the cheese for nutritional yeast plus a pinch of salt. Special Tip: I omitted the oil to save calories, but you can add 1/2 tablespoon of olive oil if you prefer.