01 - Preheat oven to 375°F.
02 - Heat a large skillet over medium heat. Add spinach and cook, stirring, until wilted for 2–3 minutes. Remove from heat and let cool slightly.
03 - In a large bowl, combine cream cheese, sour cream, mayonnaise, mozzarella, Parmesan, garlic, salt, pepper, and red pepper flakes. Mix until smooth.
04 - Fold in chopped artichoke hearts and cooked spinach until evenly distributed.
05 - Spread the mixture evenly into a 9-inch ovenproof baking dish.
06 - Bake for 20–25 minutes, until hot and bubbly with a golden top.
07 - Arrange pita wedges on a baking sheet. Brush lightly with olive oil and bake alongside the dip for 8–10 minutes, or until crisp and lightly golden.
08 - Serve the hot dip with warm pita wedges.