So Yummy Spinach Artichoke Dip

I have taken this to two get-to-gethers and it is a huge hit!

Ingredients:

1 14oz can artichoke hearts, drained and finely chopped
1 10oz pkg frozen spinach, thawed and drained
3/4 cup grated paremsan cheese
3/4 cup mayo
1/2 cup shredded mozzarella cheese
1/2 tsp garlic powder
1/4 tsp pepper
1/2 onion finely chopped (optional)

Preheat oven to 350. Combine all ingredients in a large bowl and stir to combine. Pour into a baking dish. Bake 20 minutes.

**Can be made ahead and refrigerated for up to 24 hours. Add 5-10 additional minutes too cook time.