Summer potlucks are a great time to share delicious dishes with friends and family, and casseroles are always a hit. These 19 summer casseroles are easy to prepare and perfect for feeding a crowd, featuring fresh ingredients and vibrant flavors that capture the essence of the season. From classic favorites to creative twists, these recipes will make your next gathering a success.
Chicken Taco Casserole

This Chicken Taco Casserole brings together all the great flavors of chicken tacos in a simple casserole form. With creamy chicken, crunchy tortilla chips, and plenty of cheese, it’s sure to become a family favorite.
Stuffed Pepper Casserole
This casserole is both healthy and tasty, perfect for summer meals. It comes together in one pan and is ready in under an hour.
Vegan Eggplant Casserole
This vegan eggplant casserole combines flavorful Moroccan-spiced eggplant and filling chickpeas in a rich tomato sauce, all topped with creamy mashed potatoes. It's a satisfying dish that's perfect for summer meals.
Eggplant Moussaka
Eggplant Moussaka is a hearty dinner packed with vegetables, ground beef or lamb, and plenty of cheese on top. This version skips the potatoes and Bechamel sauce, using more eggplant instead for a tasty Mediterranean meal that's both healthy and easy to prepare.
Chicken Broccoli Casserole
This is a simple and satisfying meal that you can prepare in under 30 minutes. It combines the creamy goodness of mac and cheese with the flavors of broccoli and chicken alfredo.
Veggie Rice Casserole
This veggie rice casserole features zucchini, tomatoes, and kale mixed with rice for a simple and tasty dish. It's perfect for weeknight dinners and only takes 15 minutes of your time to prepare!
Cheesy Butternut Squash Pasta Bake
This Butternut Squash Pasta Bake is a comforting dish packed with cheese, mushrooms, and kale. With a creamy garlic sage sauce and crunchy walnut breadcrumbs, it's a tasty vegetarian option that's perfect for serving a group and can be prepared in advance.
Zucchini Casserole With Ground Beef
Zucchini Casserole With Ground Beef is a tasty and healthy dish that combines zucchini and beef in a way that reminds you of lasagna. With layers of zucchini noodles, marinara sauce, ground beef, and cheese, this casserole is perfect for your weekly dinners.
Swiss Chard & Gruyere Casserole
This casserole is great for making ahead and can easily feed a crowd. Packed with veggies, eggs, cheese, and crusty bread, it’s a versatile dish that works for breakfast, brunch, or dinner.
Spinach Artichoke Chicken Casserole
This creamy casserole combines rotisserie chicken and frozen veggies, making it super easy to prepare. You can have it ready in less than an hour.
Vegetable Tian
Vegetable Tian is a colorful mix of fresh summer vegetables and herbs baked together in a dish. With heirloom tomatoes, zucchini, summer squash, and eggplant topped with crispy fried basil, this is a great vegan side that’s simple to prepare.
Easy Shepherd’s Pie
Shepherd's Pie is a cozy dish that feels like home on a cool day. It's simple to prepare with just a few ingredients, and you can use ground beef or lamb, making it a great option to prepare in advance and freeze for busy days.
Baked Potato Casserole
This creamy potato casserole turns simple potatoes into a delicious dish with crispy bacon, melted cheese, and fresh green onions. You can even add some tangy sour cream if you like.
Baked Southwest Chicken Dorito Casserole
This easy chicken casserole combines shredded rotisserie chicken with cream cheese, sour cream, and spicy Rotel tomatoes. Topped with Nacho Cheese Doritos and cheddar cheese, it's a simple dish perfect for summer gatherings.
One Pan Dorito Casserole
10 ingredients and 30 minutes are all it takes to get this quick and easy Dorito casserole on the dinner table!
Potato Cauliflower Bake
This Potato and Cauliflower Gratin features a creamy white sauce and a topping of Gruyere cheese, baked until golden and bubbly. It's a fantastic side dish that pairs well with any meal.
Vegan "Sausage" Pasta Bake
This pasta bakes right in the oven and is finished off with a tasty cashew "Parmesan" sauce. It's a great dish for summer gatherings.
Zucchini Ravioli
Zucchini ravioli filled with dried tomatoes, ricotta, mozzarella, and herbs is full of great flavors. This is a healthy, low-carb version of a classic Italian dish.
Walking Taco Casserole
This walking taco casserole is packed with melted cheese, ground beef, taco seasoning, and crunchy corn chips like Fritos, all baked together for a tasty meal. It's a fun and simple dish that everyone in the family will enjoy.
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