Begin with making the garlic & thyme mushrooms. Trim a little off each mushroom stem and discard. Use the back of a knife to lightly smash the garlic cloves.
Heat the oil in a large frying pan over medium-high heat. Arrange half the mushrooms in the pan, stem-side down. Add half the garlic and thyme to the pan. Season with salt and pepper. Cook for 3-4 minu