Easy Cheesy Chicken Enchilada Casserole for Weeknight Dinners Step-by-step instructions

Before you start

Before you start, ensure your chicken is fully cooked and shredded into bite-sized pieces. If you are using fresh chicken breasts, poach or roast them ahead of time and let them cool slightly before shredding. Drain your canned tomatoes thoroughly in a colander to remove excess liquid.

Preheat your oven to 375°F (190°C) and have your baking dish ready on the counter. Having all your ingredients prepped and measured makes the assembly process smooth and efficient, ensuring you spend less time preparing and more time enjoying the meal.

Instructions

Mixing the filling

1. 1Prepare the filling
   Combine the shredded chicken and drained diced tomatoes in a large mixing bowl. Toss the mixture until the tomatoes are evenly distributed throughout the shredded chicken pieces. Ensure the mixture is well-combined before transferring it into your glass baking dish for assembly.
   Look for The tomatoes are evenly coated.
   Tip Drain the tomatoes thoroughly to prevent a watery casserole.

The mixture of chicken and tomatoes should look uniform and moist but not watery. The tomatoes should be evenly dispersed throughout the chicken, creating a consistent base that will provide flavor in every single bite.

Check that the chicken is shredded to a texture you enjoy, as this will affect how well it incorporates with the other ingredients. Once the mixture is combined, it is ready to be transferred to your baking dish for the next stage of the assembly process.

Layering the ingredients

2. 2Assemble the casserole
   Spread the chicken and tomato mixture evenly into the bottom of the 9x13 inch glass baking dish. Sprinkle the shredded cheddar cheese generously over the top, ensuring full coverage so the entire surface melts into a beautiful, golden layer during the baking process.
   Look for The surface is fully covered in cheese.
   Tip Use freshly shredded cheese for the best possible melt.

The chicken and tomato mixture should form an even, level layer across the bottom of the glass baking dish. When you add the cheese, spread it edge-to-edge to ensure that every part of the casserole gets covered. A uniform layer of cheese is crucial for achieving that signature golden, bubbling finish. Check that no large gaps are left, as this can cause uneven browning. Once the surface is completely covered, the dish is ready to enter the oven.

Baking to perfection

3. 3Bake and serve
   Place the dish in a preheated 375°F (190°C) oven and bake for 30 minutes, or until the cheese is bubbling and golden brown. Ensure the internal temperature of the chicken reaches 165°F (74°C). Remove from the oven and let it rest for 5 minutes before garnishing with fresh herbs.
   Look for Cheese is bubbling and golden.
   Safe temperature 165°F (74°C) internal temperature (poultry)
   Tip Letting the dish rest helps the layers set for a cleaner scoop.

The casserole is finished when the cheese is bubbling vigorously and has taken on a rich, golden color. The edges should show signs of slight crisping, and the aroma of roasted tomatoes and melted cheese should be apparent. Verify the temperature with a probe thermometer to ensure the center has reached 165°F (74°C). Once you see the golden crust and confirm the temperature, remove the dish from the oven and let it sit for 5 minutes before you begin to serve.

Common mistakes

Avoid over-baking the casserole, which can cause the cheese to become tough and the chicken to dry out. Another common error is failing to drain the tomatoes, which creates a pool of liquid at the bottom of the dish that prevents the casserole from setting properly.

Ensure you do not crowd the dish too high, as this can lead to uneven cooking. Finally, do not skip the resting period; without it, the casserole will be difficult to portion, and the layers will not hold their shape during serving.

How to tell it’s done

The casserole is done when the cheese is fully melted, bubbling, and exhibits a deep golden-brown color across the entire surface. Use a food thermometer to check the center of the dish; the chicken must reach an internal temperature of 165°F (74°C).

The edges should look slightly crisp, and the tomato mixture should be hot throughout. Always allow the dish to rest for at least 5 minutes before serving to ensure the structure holds up when you slide your spatula underneath to lift out a portion.

• Poultry: 165°F (74°C) in the thickest part