Place cream cheese with mayonnaise in a bowl and mix until soft. Add chopped artichoke, chopped spinach leaves and grated parmesan cheese.
Stir in garlic and lemon juice. Season to taste.
Transfer preparation to a greased baking dish and bake in preheated oven to 375ºF (190ºC) covered with aluminium foil for 20 minutes.
Remove foil and bake 5 minutes more until surface is lightly browned.
Serve as a dip with melba toasts, toasted pita triangles etc.