Cheesy Chicken, Broccoli & Rice Casserole – Easy One-Pan

The smell that hits you when the oven door swings open is pure buttered garlic, toasted cheddar and warm rice, and it fills the whole kitchen before you even set the pan down. You hear the cheese crackle at the edges and see little bubbles pushing up through the golden crust, and that is your cue to grab a spoon.

This is the casserole I make when the day has run long and I still want something that tastes like I tried. Cooked chicken, frozen broccoli and long-grain rice get folded into a creamy, cheesy sauce, then baked until the top is bronzed and the middle is molten. It is comfort food that happens to sneak in a whole head of broccoli.

You will not need a roux whisked at the stove for twenty minutes, and you will not need to pre-cook the broccoli. Everything comes together in one bowl, one pan, and about fifteen minutes of actual work before the oven takes over.

About the Ingredients

3 cups (about 450g) cooked long-grain white rice, cooled

Day-old or chilled rice holds its shape best; if you are cooking fresh, spread it on a sheet pan for ten minutes to steam off excess moisture. No long-grain? Use basmati, but skip the rinse so it does not turn gummy.

3 cups (about 400g) cooked chicken, shredded or diced

A store-bought rotisserie chicken is the fastest route and gives you about this much meat from one bird. Leftover roast chicken or even turkey works just as well here.

3 cups (about 340g) frozen broccoli florets, thawed and patted dry

Buy the plain florets, not the steam-in-bag kind with sauce, so you control the seasoning. Thaw in a colander so the water drains away instead of pooling in your casserole.

1 can (10.5 oz / 298g) condensed cream of chicken soup

Cream of celery or cream of mushroom makes a fine swap if that is what is in your pantry. Look for the lower-sodium version since the cheese and broth already bring salt.

1 cup (240ml) whole milk

Whole milk gives the creamiest bake; 2% works, but avoid skim because the sauce turns thin. For extra richness, swap half the milk for half-and-half.

1 cup (120g) shredded sharp cheddar cheese, divided

Sharp cheddar punches through the creamy base; mild cheddar disappears. Buy a block and grate it yourself, because pre-shredded cheese is coated with starch and melts less smoothly.

1/2 cup (50g) grated Parmesan cheese, divided

Freshly grated Parm melts into the sauce and crisps on top; the shaker can is too dry and salty. Pecorino Romano is a sharper, saltier stand-in.

1/2 cup (120g) sour cream

Full-fat sour cream keeps the filling silky; Greek yogurt is a tangier, lighter substitute. Let it sit out for ten minutes so it blends without lumps.

1 teaspoon garlic powder, plus 1/2 teaspoon onion powder

Granulated garlic is more potent than garlic salt, so you control the sodium. Smoked paprika can stand in for a warmer, deeper note.

1/2 teaspoon freshly ground black pepper

Fresh-cracked pepper blooms in the oven; pre-ground loses its punch. Add a pinch of cayenne if you like a whisper of heat.

1/2 cup (30g) panko breadcrumbs tossed with 2 tablespoons melted butter

Panko stays crisp far longer than fine breadcrumbs. Crushed buttery crackers or cornflakes are a great crunch substitute.

Tips & Tricks

Do not skip drying the broccoli

Excess water is the number one reason this casserole turns soupy, so drain the thawed florets in a colander and press them with paper towels before folding them in.

Season the rice, not just the sauce

Rice absorbs salt slowly, so stir a pinch into the rice along with the pepper before mixing. Otherwise the center tastes flat even when the top is perfect.

Tent, do not cover

If the top browns before the middle is hot, lay foil loosely over the pan rather than sealing it, so steam can still escape and the crust stays crisp.

Rest before serving

Ten minutes out of the oven lets the sauce set so portions hold together instead of sliding apart on the plate.

Step-by-Step Instructions

1. Heat the oven and prep the dish

Preheat your oven to 375F (190C) and butter a 9×13-inch (23x33cm) baking dish. Give yourself a five-minute head start so the oven is fully hot when the pan goes in.

2. Whisk the creamy base

In a large bowl, whisk the cream of chicken soup, milk, sour cream, garlic powder, onion powder and black pepper until completely smooth. It should look like a loose, glossy pourable sauce with no streaks of sour cream left.

3. Fold in rice and chicken

Stir the cooled rice and cooked chicken into the sauce until every grain is coated. Taste a spoonful now and add salt if it needs it, because this is your only chance to season the middle.

4. Add broccoli and most of the cheese

Fold in the dried broccoli, three-quarters of the cheddar and half the Parmesan. Stop as soon as everything is evenly distributed, since over-mixing crushes the florets.

5. Fill the baking dish

Scrape the mixture into the prepared dish and spread it into an even layer with the back of your spoon. A level surface bakes evenly and gives you a uniformly golden top.

6. Build the crunchy topping

Scatter the remaining cheddar and Parmesan over the surface, then sprinkle the buttered panko across the top. Do not press the crumbs down, because loose crumbs crisp while packed ones go soggy.

7. Bake until golden and bubbling

Bake uncovered for 30 to 35 minutes, until the edges bubble steadily and the topping is deep golden brown. The center should read 165F (74C) on an instant-read thermometer.

8. Rest, then serve

Let the casserole sit for 10 minutes so the sauce firms up, then scoop and serve. You will hear the crust crackle as the spoon goes in, and that is exactly right.

Delicious Variations

Tex-Mex twist

Swap the cream of chicken soup for cream of mushroom, use Monterey Jack, and stir in a can of drained diced green chiles and a teaspoon of cumin.

Mushroom and thyme version

Add 8 ounces (225g) of sauteed sliced mushrooms and a teaspoon of fresh thyme to the filling for an earthy, almost stuffing-like bake.

Buffalo chicken spin

Toss the shredded chicken with 1/3 cup hot sauce before mixing, and drizzle the finished casserole with ranch dressing at the table.

How to Store Cheesy Chicken, Broccoli & Rice Casserole

Frequently Asked Questions

Grab your baking dish and get this one in the oven tonight, then tell me how your family reacted. If you try the buffalo spin or your own cheese blend, leave a comment and let the rest of us steal your idea. Taste as you go, then taste again.

Cheesy Chicken, Broccoli & Rice Casserole

Cheesy chicken, broccoli and rice casserole bakes into one bubbling, golden dish for a hands-off weeknight dinner the whole family eats without complaint.

★★★★½ 4.8 (263 ratings)

15 minPrep time35 minCook time6Servings452 kcalCalories

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🧂 Ingredients

• 3 cups (about 450g) cooked long-grain white rice, cooled
• 3 cups (about 400g) cooked chicken, shredded or diced
• 3 cups (about 340g) frozen broccoli florets, thawed and patted dry
• 1 can (10.5 oz / 298g) condensed cream of chicken soup
• 1 cup (240ml) whole milk
• 1 cup (120g) shredded sharp cheddar cheese, divided
• 1/2 cup (50g) grated Parmesan cheese, divided
• 1/2 cup (120g) sour cream
• 1 teaspoon garlic powder, plus 1/2 teaspoon onion powder
• 1/2 teaspoon freshly ground black pepper
• 1/2 cup (30g) panko breadcrumbs tossed with 2 tablespoons melted butter

📋 Instructions

1. 1Heat the oven and prep the dish — Preheat your oven to 375F (190C) and butter a 9×13-inch (23x33cm) baking dish. Give yourself a five-minute head start so the oven is fully hot when the pan goes in.
2. 2Whisk the creamy base — In a large bowl, whisk the cream of chicken soup, milk, sour cream, garlic powder, onion powder and black pepper until completely smooth. It should look like a loose, glossy pourable sauce with no streaks of sour cream left.
3. 3Fold in rice and chicken — Stir the cooled rice and cooked chicken into the sauce until every grain is coated. Taste a spoonful now and add salt if it needs it, because this is your only chance to season the middle.
4. 4Add broccoli and most of the cheese — Fold in the dried broccoli, three-quarters of the cheddar and half the Parmesan. Stop as soon as everything is evenly distributed, since over-mixing crushes the florets.
5. 5Fill the baking dish — Scrape the mixture into the prepared dish and spread it into an even layer with the back of your spoon. A level surface bakes evenly and gives you a uniformly golden top.
6. 6Build the crunchy topping — Scatter the remaining cheddar and Parmesan over the surface, then sprinkle the buttered panko across the top. Do not press the crumbs down, because loose crumbs crisp while packed ones go soggy.
7. 7Bake until golden and bubbling — Bake uncovered for 30 to 35 minutes, until the edges bubble steadily and the topping is deep golden brown. The center should read 165F (74C) on an instant-read thermometer.
8. 8Rest, then serve — Let the casserole sit for 10 minutes so the sauce firms up, then scoop and serve. You will hear the crust crackle as the spoon goes in, and that is exactly right.

👨‍🍳 Chef's Note: If your oven runs hot, check the casserole at 28 minutes, since a dark pan or a crowded rack can push the topping from golden to scorched fast.

Servings: 6

Cuisine: American

Course: Casserole

Nutrition (per serving): 452 kcal · 31g protein · 34g carbs · 21g fat

Written by Priya Raghunathan

Priya writes about South Indian home cooking and the improvisation that happens in real kitchens, from quick weekday tiffins to slow weekend spreads. She is interested in how a single tempering of spices changes a dish and in adapting familiar recipes to what a cook has on hand. Her angle is playful, sensory recipe writing that treats cooking as something to tinker with.