A hearty, family-friendly casserole packed with tender chicken, fluffy rice, crisp vegetables, and a rich homemade teriyaki sauce. This one-pan meal is perfect for meal prep, busy weeknights, or feeding a crowd with minimal effort.

Recipe Information

Prep Time: 15 minutes
Cook Time: 30 minutes
Total Time: 45 minutes
Servings: 6
Cuisine: Asian-Inspired
Course: Main Course
Skill Level: Easy

Ingredients

Chicken & Rice Base

2 cups cooked chicken breast, diced or shredded
3 cups cooked white rice (jasmine or long-grain)
1½ cups broccoli florets
1 red bell pepper, diced
1 cup shredded carrots
3 green onions, sliced (divided)
Sesame seeds, for garnish (optional)

Homemade Teriyaki Sauce

½ cup low-sodium soy sauce
¼ cup honey or brown sugar
2 tablespoons rice vinegar
1 tablespoon sesame oil
2 cloves garlic, minced
1 teaspoon fresh grated ginger
1 tablespoon cornstarch
2 tablespoons water

Equipment Needed

9×13-inch baking dish
Large mixing bowl
Small saucepan
Small bowl
Whisk
Measuring cups and spoons
Aluminum foil

Instructions

Step 1: Preheat the Oven

Preheat the oven to 375°F (190°C).

Lightly grease a 9×13-inch baking dish with non-stick spray or a little oil.

Step 2: Prepare the Cornstarch Slurry

In a small bowl, whisk together:

Cornstarch
2 tablespoons water

Mix until completely smooth.

Step 3: Make the Teriyaki Sauce

In a saucepan over medium heat combine:

Soy sauce
Honey (or brown sugar)
Rice vinegar
Sesame oil
Garlic
Fresh ginger

Bring to a gentle simmer.

Slowly whisk in the cornstarch slurry.

Cook for 2–3 minutes, stirring constantly, until the sauce thickens.

Remove from heat.

Step 4: Assemble the Casserole

In a large mixing bowl combine:

Cooked rice
Cooked chicken
Broccoli
Bell pepper
Shredded carrots
Half of the sliced green onions

Pour about ¾ of the teriyaki sauce over the mixture and gently stir until everything is evenly coated.

Step 5: Bake

Transfer the mixture to the prepared baking dish.

Spread evenly.

Drizzle the remaining teriyaki sauce over the top.

Cover tightly with aluminum foil.

Bake for 20 minutes.

Remove the foil and continue baking for 5–10 minutes, until hot and lightly golden around the edges.

Step 6: Garnish & Serve

Sprinkle with:

Remaining green onions
Sesame seeds (optional)

Serve immediately.

Optional Add-Ins

Snow peas
Mushrooms
Water chestnuts
Baby corn
Edamame
Cashews
Pineapple chunks
Red pepper flakes

Serving Suggestions

Pair this casserole with:

Steamed dumplings
Asian cucumber salad
Egg rolls
Miso soup
Stir-fried vegetables
Kimchi
Fresh fruit

Tips for Success

Leftover chilled rice gives the best texture.
Don’t overcook the broccoli so it stays slightly crisp.
Rotisserie chicken makes this recipe even quicker.
Taste the sauce before adding it and adjust sweetness if desired.
Garnish just before serving for the freshest flavor.

Variations

Spicy Teriyaki

Add:

1 tablespoon sriracha
Red pepper flakes
Chili garlic sauce

Low-Carb

Replace the rice with cauliflower rice.

Extra Veggies

Add zucchini, snap peas, mushrooms, or spinach.

Vegetarian

Replace the chicken with tofu or extra vegetables.

Storage

Refrigerator: Store in an airtight container for up to 4 days.

Freezer: Freeze for up to 2 months.

Reheating: Microwave individual portions or reheat covered in a 350°F oven until warmed through.

Frequently Asked Questions

Can I use rotisserie chicken?

Yes! Rotisserie chicken is an excellent time-saving option.

Can I make this ahead of time?

Absolutely. Assemble the casserole, cover, and refrigerate for up to 24 hours before baking.

Can I use frozen vegetables?

Yes. Thaw and drain them well before adding to avoid excess moisture.

Can I use brown rice?

Yes. Brown rice adds extra fiber and works just as well.

Final Thoughts

This Teriyaki Chicken Casserole combines juicy chicken, tender vegetables, fluffy rice, and a rich homemade teriyaki sauce into one comforting dish. It’s easy to prepare, perfect for meal prep, and delivers delicious Asian-inspired flavors the whole family will enjoy.