Spinach Artichoke Dip

2 pkg frozen chopped spinach (thawed)
1 can drained artichoke hearts (chopped)
8 oz cream cheese
1/2 cup grated parmesan cheese
1 stick butter
1 onion, chopped
8 oz sour cream
2 cups shredded mozzarella cheese
tortilla chips or melba toast

~ saute onion in butter, add spinach and artichoke
~ stir in cream cheese and sour cream until melted
~ add parmesan and shredded mozzarella cheeses
~ pour into baking dishes and bake at 350 degrees until bubbly

This makes a lot and can be frozen.

Serve with tortilla chips, melba toast, veggies, etc.