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Dinner · Part 2 of 3: Instructions

Slow Cooker Cheesy Chicken Parmesan for an Easy Weeknight Dinner Step-by-step instructions

A serving spoon lifting a tender chicken breast coated in thick, cheesy marinara sauce from a black slow cooker.
Prep
Cook
Total
Serves
4
Includes 5 min resting

Before you start

Before beginning, ensure your slow cooker is clean and positioned on a stable, heat-resistant surface.

Have all ingredients measured and ready, especially the cheeses, which should be freshly shredded if possible for the best melting quality.

Remove the chicken from the refrigerator about fifteen minutes before cooking to help it come closer to room temperature, which promotes more even cooking throughout the slow braising process.

Ingredients at a glance (4)
  • 4 pieces boneless skinless chicken breasts
  • 2 cups marinara sauce
  • 1 cup shredded mozzarella cheese
  • 1/2 cup grated parmesan cheese

Instructions

Preparation and Layering

  1. Assemble the chicken
    Place the raw boneless skinless chicken breasts into the base of the slow cooker, ensuring they are arranged in an even layer. This allows them to cook consistently throughout the process.
    Look for Chicken should be arranged in a single layer at the bottom of the stoneware.
    Tip Ensure the chicken is fully thawed if using frozen breasts to ensure safe cooking temperatures.

The chicken is neatly arranged in the bottom of the slow cooker. The environment is ready for the addition of the sauce and cheese, ensuring a solid foundation for the long, slow cook that will follow.

Slow Braising

  1. Add the sauce and cheese
    Pour the marinara sauce over the chicken breasts. Top with the shredded mozzarella and grated parmesan cheese. Cover the slow cooker and cook on low for 4 hours until the chicken is tender and cooked through.
    Look for Cheese should be melted and bubbling, and the sauce should be thick.
    Safe temperature 165°F (74°C) internal temperature (poultry)
    Tip Avoid lifting the lid during the cooking process to maintain a consistent temperature.

The marinara and cheese have been added, and the lid is secured. The slow cooker is working to gently heat the chicken, allowing the marinara to thicken and the cheeses to melt into a cohesive, savory sauce.

Serving the Dish

  1. Serve and enjoy
    Carefully remove the cooked chicken breasts from the slow cooker using a spoon. Plate each piece individually and spoon the warm, cheesy marinara sauce from the pot over the top before serving warm.
    Look for The chicken should be soft and easily pierced with a fork.
    Safe temperature 165°F (74°C) internal temperature (poultry)
    Tip Let the chicken rest for five minutes before serving to allow the juices to redistribute for maximum tenderness.

The chicken is tender, cooked to 165°F (74°C), and covered in a rich, cheesy sauce. The aroma is savory and inviting, indicating that the meal is ready to be plated and served immediately to the table.

Common mistakes

A common mistake is overcrowding the slow cooker with too many chicken breasts, which can cause them to cook unevenly or release too much liquid, resulting in a thin sauce. Stick to a single layer for optimal results.

Additionally, opening the lid frequently during the cooking time releases trapped heat and moisture, significantly increasing the total cooking time required. Keep the lid closed until the final stages to maintain the proper temperature.

How to tell it’s done

The chicken is perfectly cooked when it reaches an internal temperature of 165°F (74°C) as measured by a meat thermometer inserted into the thickest part of the breast. The meat should be opaque throughout and pull apart easily with a fork.

The sauce will be hot and bubbly, and the melted cheese should appear smooth and incorporated into the tomato base, indicating that all components are fully heated and combined.

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

Coming up in Part 3: common questions

  • Can this be made with frozen chicken breasts?
  • Why does the sauce seem watery after cooking?
  • Can other types of cheese be used?

Also in Part 3: variations (Mediterranean Style, Spicy Arrabbiata), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)