Recipes: Garlicky marinated grilled mushrooms

Preparation:    Preparation time: 10 mins Cooking time: 14 mins Serving: 4 Ingredients: 4 cloves garlic, grated 2 tablespoons balsamic vinegar 2 tablespoons packed light brown sugar 2 tablespoons unsalted butter, melted 2 teaspoons low-sodium tamari or soy sauce 1/2 teaspoon kosher salt 1/4 teaspoon freshly ground black pepper 1 pound cremini mushrooms...