Need a cozy side dish that goes with everything? This cheesy broccoli and cauliflower casserole is creamy, comforting, and packed with tender veggies and melted cheddar. Broccoli cauliflower casserole is the kind of dish that steals the spotlight at dinner, and nobody complains about eating their greens.
I came up with this casserole when I wanted something that felt special yet still simple to throw together. Something that could easily fit alongside a weeknight meal or a holiday spread. You’ll love it for its creamy texture, golden cheesy topping, and the way the broccoli and cauliflower soak up all that flavor. It’s a dish that feels both homestyle and a little special, guaranteed to have everyone asking for more.
New Recipe for the Family
If your family is tired of the same old sides, this broccoli casserole is a fun way to switch things up. It’s kid-friendly and satisfying enough for adults to enjoy too. Add this to the list of side dishes you can make, like fried dill pickle spears, sautéed kale, onion rings, and rainbow pickles daikon.
Casserole Recipe for Dinner Parties
Just like green bean casserole and chicken bacon ranch casserole, this recipe is great for sharing at potlucks or dinner parties. It looks fancy, tastes amazing, and can be made ahead of time to save you stress on the day.
How To Make Broccoli Cauliflower Casserole Recipe
Broccoli cauliflower casserole is a creamy, cheesy, golden brown bake that turns simple veggies into a cozy comfort dish. It’s easy to put together and perfect for weeknight dinners or holiday sides. And all the leftovers are still perfect to enjoy the day after.
Kitchen Gadgets Needed:
- Wooden Spatula: Gentle on cookware and perfect for stirring sauces or mixing ingredients without breaking them apart.
- Saucepan: Handy for melting butter, simmering your cheese sauce, or gently cooking ingredients to build rich flavor.
- Casserole Dish: The go-to baking dish for assembling and baking your creamy creation, straight from oven to table.
Ingredients Needed:
- Large Head Broccoli: Adds a crisp, green bite and soaks up the cheesy sauce beautifully.
- Small Head Cauliflower: Mild and tender, it balances the bold flavors in the casserole.
- Bacon: Smoky, salty, and crisp, bringing rich, savory taste.
- Unsalted Butter: Helps blend the flavors and adds richness without extra salt.
- Shredded Cheddar Cheese: Melts into a creamy, tangy topping.
- Full-fat Milk: Gives the casserole a smooth texture.
- Buttery Low-Carb Crackers: Crushed on top for a crunchy finish.
- Cream Cheese: Adds creamy body to the sauce.
- Cloves Garlic: Infuses the dish with bold, aromatic flavor.
- Salt: Brings out all the flavors and balances the richness.
- Smoked Paprika: Adds warmth, depth, and a gentle smokiness.
- Cayenne: A pinch brings just the right kick of heat.
- Zest of Lemon: Brightens the dish and cuts through the richness with a fresh finish.
*Exact measurements are listed in the recipe card below.
STEP-BY-STEP INSTRUCTIONS TO CREATE PERFECT BROCCOLI AND CAULIFLOWER CASSEROLE
First Step: Prep the Veggies and Oven
Cut the broccoli into small florets and break the cauliflower into bite-sized pieces. Blanch both in salted boiling water, first the broccoli for 2 minutes, then the cauliflower for another 2–3 minutes. Drain well and let them dry while you preheat your oven to 375°Fahrenheit (190°Celsius).
Second Step: Crisp the Bacon
Slice the bacon and cook it in a large Dutch oven or skillet over medium heat until crispy. Transfer the pieces to a paper towel-lined plate and chop once cooled. Keep about 1 tablespoon of the bacon fat in the pot to build flavor.
Third Step: Add Aromatics and Build Flavor
Add butter to the pot with the reserved bacon fat and melt it over medium heat. Stir in the minced garlic, lemon zest, cayenne, and sea salt until fragrant. Gradually pour in the milk, whisking constantly until the mixture is warm and just beginning to thicken.
Fourth Step: Make the Crunchy Topping
Crush the buttery crackers using a rolling pin or food processor until finely crumbled. Combine the crumbs with melted butter and a bit of smoked paprika. Set the mixture aside; it will add a crispy layer on top of your bake.
Fifth Step: Create the Cheesy Veggie Mix
Take the pot off the heat and stir in the cream cheese cubes and shredded cheddar. Mix until smooth and creamy, with no cheese lumps remaining. Fold in the blanched veggies and chopped bacon until everything is coated in the cheesy sauce.
Sixth Step: Layer and Bake
Spoon the cheesy vegetable mixture into a buttered baking dish and spread it evenly. Sprinkle the cracker topping over the surface. Cover with foil and bake for 20 minutes, then uncover and continue baking for another 20–25 minutes until golden and bubbly.
TIPS AND TRICKS:
- Steam the Veggies Lightly First: Lightly steaming the broccoli and cauliflower helps them cook evenly and keeps them from turning mushy. Don’t overdo it, just 3–4 minutes is enough.
- Use a Sharp Cheese for More Flavor: Aged cheddar or a mix of cheeses gives the casserole a bold, cheesy taste. It also melts better and creates a rich, creamy texture.
- Add a Crunchy Topping: Sprinkle almond flour, crushed pork rinds, or even low-carb breadcrumbs on top for a crispy finish. A light drizzle of melted butter can help the topping brown nicely.
- Let It Rest Before Serving: After baking, let the casserole sit for 5–10 minutes to firm up. This makes it easier to slice and keeps the sauce from running.
FREQUENTLY ASKED QUESTIONS AND ANSWERS
Substitute For Broccoli and Cauliflower
If you’re out of broccoli or cauliflower, you can use zucchini, green beans, or chopped cabbage instead. These vegetables still hold up well in casseroles and pair nicely with cheese. Just be sure to reduce excess moisture before baking.
What To Serve With Broccoli and Cauli Casserole?
This cheesy casserole goes great with shrimp, hasselback chicken, grilled sausage, or even baked tofu for a meatless option. It also works as a hearty side next to a simple green goddess salad. Add a light vinaigrette or lemon dressing to balance the richness.
Let the casserole cool, then cover and refrigerate in an airtight container. It will stay fresh for up to 4 days. Reheat portions in the oven or microwave until hot.
Can I Freeze Casseroles?
Yes, this casserole freezes well, just let it cool completely first. Wrap tightly with plastic wrap and foil, then freeze for up to 3 months. To serve, thaw overnight and reheat until bubbly.
More Tasty Ideas for You
If you liked this recipe, you’ll enjoy trying a few more tasty ideas from your kitchen. Make fluffy pancakes for breakfast and top them with berries or sugar-free syrup. Use everything bagel seasoning to spice up eggs, salads, or even roasted veggies.
Whip up a batch of creamy peanut butter fudge when you want a quick sweet treat. These easy ideas can turn any day into something delicious.
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Cheesy Broccoli and Cauliflower Casserole
Equipment
- 1 Saucepan
Ingredients
- 1 Piece Broccoli large head, chopped into small florets (about 5 cups)
- 1 Piece Cauliflower small head, cut into florets (about 5 cups)
- 6 Slices Bacon thick
- 4 Tablespoons Unsalted Butter divided
- 2 Cups Cheddar Cheese shredded
- 1 Cup Milk full-fat
- 1 Cup Low Carb Crackers crushed buttery low carb
- 4 Ounce Cream Cheese softened and cubed
- 2 Cloves Garlic finely minced
- 1 teaspoon Salt plus more to taste
- 1/2 teaspoon Smoked Paprika
- 1/4 teaspoon Cayenne
- Lemon zest
Instructions
- Blanch broccoli for 2 minutes and cauliflower for 2–3 minutes, drain well, and let dry while preheating the oven to 375°Fahrenheit (190°Celsius).
- Cook sliced bacon in a skillet until crispy, transfer to a plate, and keep about 1 tablespoon of bacon fat in the pot.
- Melt butter into the reserved fat, stir in garlic, lemon zest, cayenne, and salt, then whisk in milk until gently thickened.
- Crush crackers and mix with melted butter and smoked paprika, then set aside for topping.
- Remove the pot from heat, stir in cream cheese and cheddar until smooth, then fold in the blanched veggies and chopped bacon.
- Spread the cheesy veggie mixture in a buttered dish, top with crumbs, cover and bake 20 minutes, then uncover and bake 20–25 more until golden and bubbly.
Notes
- Steam the Veggies Lightly First: Lightly steaming the broccoli and cauliflower helps them cook evenly and keeps them from turning mushy. Don’t overdo it, just 3–4 minutes is enough.
- Use a Sharp Cheese for More Flavor: Aged cheddar or a mix of cheeses gives the casserole a bold, cheesy taste. It also melts better and creates a rich, creamy texture.
- Add a Crunchy Topping: Sprinkle almond flour, crushed pork rinds, or even low-carb breadcrumbs on top for a crispy finish. A light drizzle of melted butter can help the topping brown nicely.
- Let It Rest Before Serving: After baking, let the casserole sit for 5–10 minutes to firm up. This makes it easier to slice and keeps the sauce from running.
Nutrition
Disclaimer
Please note that nutrient values are estimates only. Variations can occur due to product availability and manner of food preparation. Nutrition may vary based on methods of origin, preparation, freshness of ingredients, and other factors.
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