Preheat your oven to 375°F (190°C) and line a cookie sheet with parchment paper. Unroll the crescent roll dough and press it into a continuous sheet to form a crispy crust. Bake in the preheated oven for about 10 minutes until golden brown, then remove and allow it to cool completely before adding the creamy base.

In a mixing bowl, combine softened cream cheese and sour cream, blending until smooth and creamy. Once thoroughly mixed, spread the creamy base evenly over the cooled crescent crust, ensuring a generous layer. Refrigerate for at least 15 minutes to allow the flavors to meld and the base to firm up nicely.

In a skillet over medium heat, add your ground beef (or ground turkey), cooking it for about 5-7 minutes while breaking it apart as it browns. Stir occasionally, ensuring all sides cook evenly. Once browned, drain any excess fat, then add taco seasoning to the meat, mixing well until all pieces are coated in that delicious flavor. Remove from heat and let the mixture cool.

After your taco meat has cooled, spread it evenly over the creamy base, making certain to cover it completely. Next, sprinkle a generous amount of shredded cheddar and mozzarella cheese on top, allowing the cheeses to melt beautifully. Finally, add diced tomatoes and shredded lettuce, layering on colorful toppings that will enhance both the visual appeal and flavor of your Taco Pizza.

Once everything is assembled, use a sharp knife to cut your Taco Pizza into eight tantalizing slices. Serve it fresh, and revel in the delightful contrast of gooey cheese and crispy crust. Enjoy warm with family and friends!