Popular in Make-Ahead Recipes & Meal Ideas

Toss-Together Side Dish Casseroles

These hearty and delicious side-dish casseroles are so convenient and pair well with your favorite entrees. With variations on green bean casserole, potato gratin, and macaroni and cheese, every easy recipe in our collection features fuss-free cooking methods and simple pantry ingredients for even your busiest days.


    Everything in this slideshow

    • Autumn Potato Gratin

      Layer upon layer of golden butternut squash, fresh leeks, and creamy cheese sauce take the humble potato to new heights. Make this side-dish gratin even easier by slicing the veggies a day in advance.

      Discover more of our best-ever casserole recipes.
    • Roasted Brussels Sprouts with Apple and Pancetta

      Serve up a savory side-dish casserole that's brimming with warm, homey flavors yet under 150 calories. Sweet red onion and apples complement the casserole's Brussels sprouts while rich pancetta adds just the right amount of saltiness.

      Try our best recipes under 400 calories!
    • Turnips, Greens, and Pearl Onion Gratin

      Make this vegetable side dish a day early to save time when prepping your entree. Crisp turnips, onions, and greens pair with a cheesy cream sauce before getting topped with crisp-crunchy bread crumbs.

    • Gardener's Pie

      Treat guests to individual side-dish casseroles with these five-ingredient pot pies. Frozen veggies combine with condensed soup before getting a hearty topping of refrigerated mashed potatoes and melty cheddar cheese.

      See more surprising uses for frozen vegetables.
    • Quinoa Caprese Casserole

      Quinoa is a healthy alternative to rice that packs tons of protein and fiber into your casserole recipe. Elevate the goodness of the grain-of-the-moment with marinara sauce, a few pantry herbs, mozzarella cheese, and fresh grape tomatoes.

      Try more healthy quinoa recipes here!
    • Ultimate Spinach Dip: Baked as a Casserole!

      Here's a great way to get the whole family to love spinach. Combine the leafy green with two cheeses -- feta and cottage -- and bake until golden brown and bubbly. Watch as we show you how!

    • Swiss Vegetable Medley

      With just five ingredients, this simple veggie side dish is perfect for even your busiest days. Follow the recipe to feed a crowd, or halve the ingredients and spoon the vegetable mixture into a 2-quart baking dish for a small get-together.

    • Vegetable-Pesto Risotto Casserole

      Treat your family to a healthy side of grains and hearty helping of veggies with this pesto-flavored casserole. After cooking your rice, simply blend with five types of vegetables and a white wine sauce, then bake to perfection.

    • Scalloped Sweet Potatoes

      Upgrade your side of sweet potatoes with an indulgent Fontina cheese cream sauce and sprinkle of fresh thyme or rosemary. The easy side-dish casserole takes just 15 minutes to prep.

      See 23 potato recipes worthy of your next party.
    • How to Make Scalloped Potatoes
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      Scalloped Potatoes Made Easy

      Avoid the crunch of overcooked scalloped potatoes! Watch as our Test Kitchen expert shows you tips for slicing potatoes and how to prepare this popular side-dish casserole recipe.

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      Smoky Chicken and Cheesy Potato Casserole

      Five ingredients are all it takes to put together this favorite potluck casserole. A silky blend of condensed soup, sour cream, and cheddar cheese coats frozen hash browns and roast chicken before slow-cooking into a blissfully bubbly side dish.

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      Classic Green Bean Casserole

      Bread crumbs with tender sweet onion top this casserole instead of the traditional high-fat fried onion rings. Serve the healthy side dish with roasted chicken.

      See our most-loved casserole recipes here.
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      Creamy Macaroni and Cheese

      Classic mac 'n' cheese makes an easy pasta side dish thanks to a few convenient pantry ingredients. Skip the time-consuming white sauce traditional to macaroni and prep your pasta with a creamy combination of evaporated milk and condensed soup.

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      Heart-Healthy Cheesy Potatoes

      No dinner would be complete without a hearty scoop of potatoes. Keep frozen hash browns light yet creamy with reduced-fat ingredients like sour cream, condensed soup, and cheddar cheese.

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      Beef and Noodle Casserole

      When finding time for dinner prep seems downright impossible, whip up a side of homey beef and noodle casserole. In just 20 minutes, lean ground beef joins four fuss-free ingredients for a homey dish the entire family will enjoy.

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      Vegetable Casserole

      Polenta, Italian cheese, two kinds of beans, and a rainbow of vegetables simmer with garlic and basil pesto to create this delicious vegetarian dish. The colorful side cooks in your slow cooker so that you can prepare your entree with ease.

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      Crab and Spinach Pasta with Fontina

      Treat your family to a quick pasta side dish with this five-ingredient seafood masterpiece. Bow-tie pasta, frozen spinach, and canned crabmeat join pasta sauce and a sprinkle of cheese for a seriously easy casserole.

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      Creamed Corn Casserole

      Frozen corn gets a creamy makeover with the help of cream cheese and fresh red pepper. Baked until bubbly, the easy corn casserole pairs well with roasted chicken or turkey.

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      Buttery Spinach-Havarti Bake

      Build an easy, satisfying side-dish casserole around frozen chopped spinach. Bold Havarti cheese makes the bubbly vegetable casserole as delicious as its meaty counterparts.

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      Next Slideshow Fabulous 5-Ingredient Slow Cooker Recipes

      Fabulous 5-Ingredient Slow Cooker Recipes

      Not sure what to serve for dinner tonight? You're only five ingredients away from a delicious, hearty dinner with these so-easy slow cooker recipes. We have a five-ingredient slow cooker supper to fit every family's tastes, including warming soup recipes and new takes on classic pot roast.
      Begin Slideshow »



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