Warm Spinach and Artichoke Dip

Ingredients

* 1 tablespoon olive oil
* 1/2 medium sweet onion, diced
* 3 garlic cloves, minced
* 60 ml dry white wine
* ​​1 (450 g) package frozen chopped spinach, thawed and drained
* 1 (400 g) can artichoke hearts, drained and roughly chopped
* 1/2 teaspoon crushed red pepper flakes
* 1 (225 g) package cream cheese, cubed
* 250 ml sour cream
* 1/2 cup freshly grated Parmesan cheese
* Kosher salt and freshly ground black pepper, to taste
* 350 ml shredded mozzarella cheese

Instructions