Creamy Cauliflower Bake | Lazy Cooking

Ingredients

• 1 tablespoon olive oil
• 1/4 cup panko breadcrumbs
• 1/2 cup parmesan, freshly grated, divided
• water, to taste
• 1 head cauliflower, cut into florets
• 3 tablespoons unsalted butter
• 3 cloves garlic, minced
• 1 large shallot, diced
• 3 tablespoons all-purpose flour
• 2 teaspoons fresh thyme leaves, chopped, plus more, whole sprigs, to taste, for garnish
• 1 1/2 cups whole milk, plus more, to taste
• 1/2 cup heavy cream
• 1 teaspoon Dijon mustard
• kosher salt, to taste
• ground black pepper, to taste
• 1 cup mozzarella cheese, shredded