Dinner · Part 2 of 3: Instructions
Slow Cooker Chicken Parmesan for an Easy Weeknight Dinner Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 4
Before you start
Before you begin, ensure your slow cooker insert is clean and dry. Gather all your ingredients, including the chicken, seasoning, marinara, and cheeses.
If your chicken breasts are unusually thick, you may want to pound them to an even thickness so they cook at the same rate.
Keep the chicken refrigerated until the very last moment to maintain food safety. Clear enough space on your counter to assemble the dish comfortably before switching on the slow cooker.
Ingredients at a glance (5)
- 4 whole boneless skinless chicken breasts
- 1 tbsp Italian seasoning
- 2 cups marinara sauce
- 1 cup shredded mozzarella cheese
- 1/4 cup grated parmesan cheese
Instructions
Preparation and assembly
- Assemble the chickenPlace the four boneless skinless chicken breasts into the bottom of the slow cooker insert. Ensure they are arranged in an even layer to promote uniform cooking throughout the process.Look for The chicken should lie flat in the base of the crock insert.Tip Use a slow cooker liner if you want to make cleanup much faster after the meal is finished.
The chicken is arranged in the slow cooker, seasoned, and covered in sauce. The ingredients are ready to begin the slow, steady cooking process that will develop the flavors of the dish.
Slow cooking process
- Season and sauceEvenly sprinkle the Italian seasoning over the raw chicken breasts. Spoon the marinara sauce over the chicken, ensuring each piece is well-coated to keep the meat moist during the long cooking time.Look for The marinara should completely cover the surface of the chicken.Tip Distribute the seasoning evenly so every bite has consistent flavor.
The chicken is simmering in the marinara. The aroma of herbs and tomatoes should fill the kitchen, and the sauce should be hot and fragrant as it penetrates the meat.
Finishing and melting
- Add cheese and cookCover the chicken with the shredded mozzarella and grated parmesan. Cook on low for 4 hours until the chicken reaches an internal temperature of 165°F (74°C). Allow the meat to rest for 5 minutes before serving.Look for The cheese should be melted and the sauce bubbling around the edges.Safe temperature 165°F (74°C) internal temperature (poultry)Tip Use a meat thermometer to ensure the thickest part of the chicken reaches the safe temperature.
The cheese is melted, creating a creamy layer over the tender chicken. The dish is now ready for a short rest before being served, ensuring the juices are properly distributed.
Common mistakes
Avoid lifting the slow cooker lid repeatedly during the cooking process, as this releases heat and moisture, significantly extending the cooking time.
Do not overcook the chicken, as even in a moist environment, it can become tough if left on the heat for too long. Ensure the cheese is added only at the end of the cooking cycle to prevent it from becoming overly oily or separated.
How to tell it’s done
The chicken is perfectly cooked when it reaches an internal temperature of 165°F (74°C) at its thickest point. The meat should be opaque throughout and pull apart easily with a fork.
Because the chicken is cooked in a liquid environment, it will be tender and juicy rather than browned. Always verify the temperature with a meat thermometer to ensure the chicken is safe to eat.
- Poultry: 165°F (74°C) in the thickest part
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)