Preheat the oven to 400℉
Wash the asparagus and mushrooms under cold water.
680 g asparagus, 227 g button mushrooms
Cut the mushrooms in half and cut off the bottoms of the asparagus, about a quarter of the length of the asparagus spears. Peel the garlic.
680 g asparagus, 227 g button mushrooms, 1 clove garlic
Add the vegetables to a large bowl, then add the oil, balsamic vinegar and salt. Toss everything to combine.
680 g asparagus, 227 g button mushrooms, 1 clove garlic, 1 tbsp olive oil, ¼ tsp Coarsely ground salt, ½ tbsp balsamic vinegar
Line a cookiehseet with parchment paper and spread the seasoned veggies out evenly.
Bake in the oven for 15-20 minutes, tossing halfway.
Serve with your favourite mains and drizzle with balsamic if you did not use any before baking.