13 Low-Calorie Dinner Casseroles in Three Steps or Less

This salmon noodle casserole is filled with creamy pasta, chunks of salmon and plenty of vegetables for a well-rounded meal. Dijon mustard flavors the dish, complementing the salmon and asparagus.

Got a bumper crop of zucchini? Try this crowd-pleasing casserole-meets-pizza dish, which can easily be made gluten-free. A layer of tender shredded zucchini is topped with all the classics: sauce, cheese, pepperoni and sliced bell pepper. Experiment with your own favorite toppings, but make sure you don't overload the crust or it will be too wet.

This cauliflower casserole is inspired by nachos and stuffed with tender roasted cauliflower, sweet red pepper and brown rice. Salsa helps bind the ingredients together, along with melted cheese. Crushed tortilla chips on top add crunch. Serve with the suggested garnishes, or add your own favorite toppings to complete the dish.

This hearty one-skillet dinner is loaded with celery, kale, tomatoes and quick-cooking brown rice. It's easy to make the recipe vegetarian by substituting smoked tofu for the turkey.

Simplify weeknight dinnertime by transforming leftover slow-cooked chicken (see associated recipe, below) into an easy, cheesy casserole.

This cheesy meatball casserole is a family favorite, with basil adding flavor to the meatballs and grated onion adding moisture. Melted mozzarella cheese tames the spice, but feel free to cut back or eliminate the crushed red pepper if you prefer a milder dish.

Use reduced fat soup and fat-free milk to make this favorite casserole lower in fat and calories. Adding a variety of vegetables makes it more nutritious than the traditional recipe.

This green chile rotisserie chicken casserole features tender rotisserie chicken with lots of tender vegetables. The corn adds a nice pop of sweetness, while the rice helps absorb some of the flavors. A crunchy topping of crushed tortilla chips finishes off this comforting, Southwestern-inspired casserole.

This quick and easy seafood casserole gets bright flavor from fresh dill and feta cheese.

All the delicious flavors of your favorite chicken Cordon Bleu--salty ham, melty cheese, tangy mustard--with no tricky assembly required. This healthy comfort food recipe would be perfect for a potluck.

Like sloppy Joes? Then you'll love this sloppy Joe casserole recipe. This kid-friendly dinner has the classic sloppy Joe flavors kids love, while parents will like all the veggies that are packed in to make it a healthy meal.

Need to use up leftover turkey from the holidays? Make this low fat casserole. It's made with brown rice and lots of vegetables.

A crunchy cornflake-almond topper complements this saucy chicken mixture.