Cheesy Baked Cauliflower Casserole: Easy Comfort Food!

Ingredients

• 1 large head cauliflower (about 2 lbs / 900g), cut into florets
• 2 tablespoons olive oil (30 ml)
• ½ teaspoon salt (2.5 ml)
• ¼ teaspoon black pepper (1.25 ml)
• 4 tablespoons unsalted butter (56g / 60ml)
• 4 tablespoons all-purpose flour (32g / 45ml)
• 3 cups whole milk (720 ml)
• ¼ teaspoon ground nutmeg (1.25 ml)
• 1 ½ cups shredded sharp cheddar cheese (150g)
• ½ cup grated Parmesan cheese (50g)
• ½ cup panko breadcrumbs (25g)
• 1 tablespoon melted butter (14g / 15ml)
• A pinch of smoked paprika