This Heirloom Tomato and Avocado Stack recipe is a refreshing and flavorful dish that's perfect for a summer day. The combination of ripe, juicy tomatoes and creamy avocado is simply irresistible. This recipe takes advantage of the season's best produce, with a colorful array of heirloom tomatoes and fresh herbs. The avocado adds a creamy texture and healthy fats, while the cilantro and lime bring a bright, tangy flavor to the dish. The dressing is a unique blend of buttermilk, mayonnaise, and sour cream, creating a rich and tangy sauce that ties all the flavors together. This recipe is not only delicious but also nutritious, offering a good source of vitamins and minerals. It's a great option for a light lunch or as a side dish to grilled meats or fish. The beautiful presentation of this dish also makes it perfect for entertaining. Whether you're serving it at a backyard barbecue or a fancy dinner party, your guests will surely be impressed. So, if you're looking for a simple yet impressive dish to showcase the season's best produce, this Heirloom Tomato and Avocado Stack is definitely one to try!