French Onion Portobello Brisket

Originally posted on Recipes, Recipes, Recipes:
French Onion Portobello Brisket Ingredients 1 fresh beef brisket (4 pounds) 1-3/4 cups sliced baby portobello mushrooms 1 small red onion, sliced 2 garlic cloves, minced 2 tablespoons butter 1 can (10-1/2 ounces) condensed French onion soup 1/4 cup dry white wine or beef broth 1/2 teaspoon coarsely ground…