Mushroom Bourguignonwith Roasted Root Vegetables & Mustard Mashed Potatoes

Potato, Broccoli, Carrot, Portobello Mushroom, Shiitake Mushroom, Button Mushroom, Pearl Onion, Milk, Tomato Sauce, Red Wine, Demi Glace, Celery, Butter, Whole Grain Mustard, Parsley, Thyme, Bay Leaf, Garlic, Olive Oil, Salt, Pepper