Creating Spinach & Artichoke Dip is quick and easy when you follow these steps:

1. Preheat the Oven: Begin by preheating your oven to 350°F (175°C).
2. Prepare the Spinach: In a skillet, sauté the chopped spinach over medium heat until wilted, then drain any excess moisture.
3. Mix the Ingredients: In a large mixing bowl, combine softened cream cheese, sour cream, and mayonnaise until well blended.
4. Add the Artichokes: Gently fold in the chopped artichoke hearts and cooked spinach into the cream cheese mixture.
5. Season the Dip: Stir in shredded mozzarella, grated Parmesan cheese, garlic powder, onion powder, salt, and black pepper. Mix until all ingredients are well incorporated.
6. Transfer to Baking Dish: Pour the mixture into a greased baking dish, spreading it evenly.
7. Bake the Dip: Bake in the preheated oven for about 20 minutes, or until the top is golden and bubbly.
8. Serve Hot: Remove from the oven and let it cool slightly before scooping out for serving.
9. Garnish: If desired, sprinkle chopped parsley on top for a pop of color.

These straightforward steps will help you create an incredible Spinach & Artichoke Dip that is sure to impress.