Preheat oven to 375 degrees.
Place Naan bread on a baking sheet and brush with 1-2 Tablespoons of The Spicy Olive's Herbs de Provence olive oil, lightly coating the bread with the oil. Palce in oven and lightly toast bread for 5-10 minutes and remove and set asaide.
Place remaining olive oil in a saute pan and heat of=ver medium high heat. Add the chopped artichoke hearts, chopped spinach and garlic. Saute and stir until garlic fragrant and spinach and artichokes combined. Add cream cheese in cubes and melt into spinach and artichoke mixture. Add 1/2 of the Parmesan cheese. Mix remaining Parmesan cheese into the mozzarella cheese.
Spread the spinach and artichoke mixture over the toasted Naan bread leaving a border around the edge. Top with grilled chicken slices ,if desired. Sprinkle with the mozzarella cheese mixture on top. Place in preheated oven and bake until cheese is slightly browned, about 15 minutes or so. Remove from oven and allow to cool. Cut into appetizer size squares with a pizza cutter and serve. Enjoy!