Best Layered Mashed Potato And Mushroom Casserole Recipes

MASHED POTATO LAYER BAKE

Steps:

• Heat oven to 375°F.
• Place potatoes in separate bowls. Add half each of the cream cheese spread, sour cream and pepper to potatoes in each bowl; mash until creamy.
• Stir half the Parmesan into white potatoes, then stir half the cheddar into sweet potatoes. Layer half of each the potatoes in 2-qt. casserole sprayed with cooking spray. Repeat layers.
• Bake 15 min. Top with remaining cheeses; bake 5 min. or until melted.

LAYERED MASHED POTATO & MUSHROOM CASSEROLE

Steps:

• Bring 1 inch of water to a simmer in a large pot. Place potatoes in a steamer basket, cover and steam over medium-low heat, replenishing the water as necessary, until the potatoes are fall-apart tender, 20 to 30 minutes.
• Meanwhile, working in two batches, place mushrooms in a food processor and pulse, stopping to scrape down the sides as needed, until the mushrooms are coarsely chopped.
• Transfer the potatoes to a large bowl. Add butter and mash until chunky-smooth. Gradually stir in buttermilk, egg and egg white and 1 teaspoon salt. Set aside.
• Heat oil in a large skillet over medium heat. Add shallots and garlic and cook, stirring, until fragrant and beginning to soften, about 1 minute. Add the mushrooms and cook, stirring often, until they release their liquid and the pan is almost dry, 10 to 12 minutes. Add chard (or spinach) and continue to cook, stirring, until wilted, about 4 minutes. Whisk broth and flour in a small bowl. Add to the pan along with the remaining 1/4 teaspoon salt, pepper and rosemary. Cook, stirring, until the mixture bubbles and thickens, about 1 minute.
• Preheat oven to 400 degrees F.
• To assemble, spread half of the mashed potatoes in an even layer in a 9-by-13-inch (or similar 3-quart) baking dish. Sprinkle half the Parmesan over the potatoes. Spread the mushroom mixture on top and spread the remaining potatoes over the mushroom layer. Top with the remaining Parmesan.
• Bake until hot throughout and the top is golden brown, about 35 minutes.

LAYERED MASHED POTATO AND MUSHROOM CASSEROLE

Steps:

• Bring 1 inch of water to a simmer in a large pot. Place potatoes in a steamer basket, cover and steam over medium-low heat, replenishing the water as necessary, until the potatoes are fall-apart tender, 20 to 30 minutes.
• Meanwhile, working in two batches, place mushrooms in a food processor and pulse, stopping to scrape down the sides as needed, until the mushrooms are coarsely chopped.
• Transfer the potatoes to a large bowl. Add butter and mash until chunky-smooth. Gradually stir in buttermilk, egg and egg white and 1 teaspoon salt. Set aside.
• Heat oil in a large skillet over medium heat. Add shallots and garlic and cook, stirring, until fragrant and beginning to soften, about 1 minute. Add the mushrooms and cook, stirring often, until they release their liquid and the pan is almost dry, 10 to 12 minutes. Add chard (or spinach) and continue to cook, stirring, until wilted, about 4 minutes. Whisk broth and flour in a small bowl. Add to the pan along with the remaining 1/4 teaspoon salt, pepper and rosemary. Cook, stirring, until the mixture bubbles and thickens, about 1 minute.
• Preheat oven to 400°F.
• To assemble, spread half of the mashed potatoes in an even layer in a 9-by-13-inch (or similar 3-quart) baking dish. Sprinkle half the Parmesan over the potatoes. Spread the mushroom mixture on top and spread the remaining potatoes over the mushroom layer. Top with the remaining Parmesan.
• Bake until hot throughout and the top is golden brown, about 35 minutes.
• MAKE AHEAD INSTRUCTIONS: Assemble through Step 6, cover and refrigerate for up to 1 day. Bake, uncovered, in a 400°F oven until hot, 50 minutes to 1 hour. To reheat, bake, covered, at 350° until hot, 40 to 50 minutes.

MASHED POTATO BEEF CASSEROLE

Steps:

• In a large skillet, cook bacon until crisp; drain, reserving 1 teaspoon drippings. Set bacon aside. Cook beef in drippings over medium heat until no longer pink; drain. , Toss mushrooms, onion, carrot and celery in flour; add to skillet with the broth, Worcestershire sauce, tarragon and pepper. Bring to a boil. Reduce heat; simmer, uncovered, 15-20 minutes or until the vegetables are tender. , Add bacon; transfer to a greased 2-qt. baking dish. Combine potatoes and 1/2 cup of cheese; spread over beef mixture. Sprinkle with paprika and remaining cheese. , Bake, uncovered, at 350° for 20-25 minutes or until heated through. Broil 4 in. from the heat for 5 minutes or until bubbly.