Steamed fish with sun-dried tomato crust & sweet potato mash

Name: Steamed fish with sun-dried tomato crust & sweet potato mash
Prep time: 15 min
Cook time: 35 min
Total time: 35 min
Yield: 4 portions
Ingredients: 50 g Parmesan cheese; 100 g sun dried tomatoes; 20 g pecans; 1 - 2 garlic cloves; 50 g unsalted butter; 2 sprigs mixed fresh herbs; ¼ tsp ground black pepper; 4 firm white fish fillets; sea salt; 800 g sweet potatoes; 200 g water; 500 g Dutch carrots; 1 bunch asparagus; 1 - 2 pinches nutmeg