Cheesy Spinach and Potato Bake with Mozzarella - Recipe By Me

Ingredients

• 18 ounces frozen spinach, thawed and thoroughly drained
• 18 ounces potatoes, peeled and sliced
• 1 red onion, finely chopped
• 2 green onions, chopped
• 1 garlic clove, minced
• 1.5 cups whole milk
• 0.7 ounces butter
• 3.5 ounces grated mozzarella
• 2 tablespoons olive oil
• 1 tablespoon sunflower oil
• 0.2 ounces flour
• 0.6 cups water
• Pinch of freshly grated nutmeg
• Salt, to taste
• Freshly ground black pepper, to taste