Who says you need meat to make a delicious pot pie? Robust, seasonal flavors, including "meaty" portobello mushrooms, thyme and butternut squash are topped with mashed sweet potatoes for one great-tasting vegetarian meal.
Preheat oven to 425°F. Toss cubed vegetables and mushrooms with oil in large bowl. Spread in single layer on large baking sheet. Roast 25 minutes or until vegetables are golden in color
Pierce sweet potatoes with fork. Microwave 5 to 10 minutes on HIGH or until tender, turning potatoes over halfway through cooking. Cool 5 minutes; remove skin. Mash with 1/4 cup of the apple juice, butter and 1/4 teaspoon of the nutmeg until smooth. Season with salt and pepper to taste. Keep warm
Mix vegetable stock, remaining 3/4 cup apple juice, cornstarch, mustard, thyme, garlic powder, sea salt and remaining 1/4 teaspoon nutmeg in large skillet with wire whisk until well blended. Bring to boil on medium heat. Reduce heat to low; simmer 2 minutes. Add roasted vegetables; stir gently. Pour into 2-quart casserole. Top with mashed sweet potatoes
Bake 20 minutes or until sweet potato topping start to brown
To prepare with canned sweet potatoes: Microwave 2 cups of drained canned sweet potatoes and butter on HIGH 1 to 2 minutes or until butter is melted and potatoes are warm. Mash with 1/4 cup apple juice and 1/4 teaspoon of the nutmeg until smooth. Season with salt and pepper to taste. Keep warm. Continue with Step 3.