Roasted Brussels sprouts with garlic butter and Parmesan

Name: Roasted Brussels sprouts with garlic butter and Parmesan
Prep time: 30 min
Cook time: 30 min
Total time: 1 h
Cuisine: European
Ingredients: 400g/14oz Brussels sprouts, cut in half; 2 tbsp olive oil; 50g/1¾oz butter, at room temperature; 3 garlic cloves, crushed to a paste with a little salt; ½ nutmeg, freshly grated; 40g/1½oz Parmesan, finely grated; 10g/⅓oz finely chopped parsley; 1 tbsp fresh lemon juice; salt and freshly ground black pepper