Golden Mozzarella Mushroom Chicken Tenders in the Crockpot Step-by-step instructions

Before you start

Before starting, make sure the chicken tenders are thawed if they were frozen. Slice the mushrooms if they aren't pre-sliced. Measure out the mozzarella and have the garlic herb butter ready. The slow cooker insert should be clean and dry. Cook the pasta just before serving, so it's hot and fresh when the chicken is ready.

Instructions

Layer and Set

1. 1Layer the Ingredients
   Place the chicken breast tenders in a single layer in the bottom of a 6-quart slow cooker. Scatter the sliced cremini mushrooms evenly over the chicken. Spoon the condensed cream of mushroom soup over the top, spreading it slightly to cover as much as possible.
   Look for The chicken should be mostly covered by the soup and mushrooms.
   Tip No need to stir—layering keeps the chicken tender and the flavors distinct.
2. 2Add Cheese and Butter
   Sprinkle the shredded mozzarella cheese evenly over the mushroom and soup layer. Dot the top with the garlic herb butter, placing the pats in a few spots so they melt and distribute as the slow cooker heats.
   Look for The cheese covers the surface, with butter pats visible on top.
   Tip Using whole-milk mozzarella gives a richer, creamier sauce than part-skim.

At the end of this phase, the slow cooker insert contains a neat layer of chicken tenders, topped with sliced mushrooms, a covering of cream of mushroom soup, a shower of shredded mozzarella, and pats of garlic herb butter.

The ingredients are not stirred—they will meld during cooking. The setup looks tidy and colorful, with the white cheese contrasting against the brown mushrooms and pale chicken.

Slow Cook to Perfection

3. 3Slow Cook Until Tender
   Cover the slow cooker and cook on LOW for 4 to 5 hours, or on HIGH for 2 to 3 hours, until the chicken is fork-tender and reaches an internal temperature of 165°F (74°C). The sauce will be bubbling and the cheese melted.
   Look for The sauce is bubbling at the edges and the chicken shreds easily with a fork.
   Safe temperature 165°F (74°C) internal temperature (poultry)
   Tip Avoid lifting the lid during cooking—each peek lets heat escape and adds time.
4. 4Stir the Sauce
   Once the chicken is cooked through, gently stir the sauce to combine the melted cheese, soup, and butter into a creamy, cohesive sauce. The chicken may break into large chunks, which is fine.
   Look for The sauce looks smooth and creamy, with no large pockets of unmelted cheese.
   Tip Use a wooden spoon or silicone spatula to avoid scratching the slow cooker insert.

After several hours on LOW, the slow cooker is bubbling gently at the edges. The aroma is rich and savory, with notes of garlic and herbs.

The chicken is fork-tender and the sauce has transformed into a creamy, golden mixture with melted mozzarella. The mushrooms have softened and released their earthy flavor. The dish looks hearty and inviting, ready to be stirred.

Serve and Savor

5. 5Cook the Pasta
   While the chicken finishes, bring a large pot of salted water to a boil and cook the penne pasta according to package directions until al dente. Drain well. The pasta will be served alongside the chicken, not cooked in the slow cooker.
   Look for The pasta is tender but still has a slight bite.
   Tip Reserve a cup of pasta water in case you want to thin the sauce later.
6. 6Serve Over Pasta
   To serve, place a portion of the cooked penne on a plate or in a bowl. Spoon the chicken and mushroom mixture generously over the pasta, making sure to include plenty of the creamy sauce. Serve hot.
   Look for The sauce coats the pasta and chicken nicely, and the dish is steaming hot.
   Tip For extra richness, sprinkle a little extra mozzarella on top before serving.

The final phase is all about bringing the dish to the table. The penne is cooked al dente and drained. The chicken and sauce are spooned over the pasta, creating a generous, steaming serving.

The sauce coats the pasta and chicken beautifully, and the dish is garnished with nothing more than its own glorious sauce. The plate is warm, comforting, and ready to be enjoyed.

Common mistakes

One common mistake is lifting the slow cooker lid too often to check on the food. Every time the lid is removed, heat escapes and adds 15 to 20 minutes of cooking time.

Another is using low-fat or fat-free soup, which can make the sauce thin and watery. Stick with the condensed version. Also, don't overcook the chicken—it will become dry and stringy, even in a slow cooker.

How to tell it’s done

The chicken is done when it reaches an internal temperature of 165°F (74°C) and is fork-tender—it should shred easily with a fork. The sauce will be bubbling and the cheese fully melted. If using a meat thermometer, insert it into the thickest part of a tender to check. Let the dish sit for a few minutes before serving to allow the sauce to thicken slightly.

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