Healthy Recipes : Grilled Balsamic Mushrooms with Polenta with garlic, thyme, balsamic vinegar, an… September 16, 2017, 9:46 am 1.7k Views Healthy Recipes Illustration Description Grilled Balsamic Mushrooms with Polenta with garlic, thyme, balsamic vinegar, and Parmesan cheese all cooked on the grill in 10 minutes. 19 shares