Halve the avocado and carefully remove the pit. Scoop the flesh into the bowl of a food processor along with the yogurt, mayonnaise, lemon juice and Grillville spice. Pulse until combined. \nAdd the chopped herbs and continue blending on medium speed. With the motor running, slowly drizzle in the olive oil until dip reaches desired smooth and creamy consistency. Season to taste with salt and refrigerate for at least 15 minutes, allowing the flavors to meld.\nServe chilled or at room temperature, alongside your favorite chips, crackers or crunchy veggies. \nGoat Note: Green Goddess dip also makes a great spread for sandwiches, base for a zesty chicken salad or topping on a piece of grilled fish.