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Dinner · Part 1 of 3: Ingredients

Slow Cooker Brown Butter Garlic Turkey Breast

A beautifully cooked, golden-tan turkey breast sitting in a black slow cooker insert with aromatic garlic and herbs.
Prep
Cook
Total
Serves
4
Includes 10 min resting

Elevate your weeknight dinner with a simple yet sophisticated slow cooker turkey breast. This recipe relies on the deep, nutty profile of brown butter and the brightness of fresh herbs to turn lean turkey into a centerpiece-worthy dish. By using a slow cooker, the meat remains incredibly moist and tender, absorbing all the aromatic garlic and buttery juices as it cooks slowly throughout the afternoon.

The beauty of this slow cooker turkey breast lies in its simplicity and the depth of flavor achieved with minimal effort. Using a slow cooker is the ideal method for cooking poultry breasts, as it maintains a consistent, gentle heat that prevents the meat from drying out. The brown butter sauce acts as both a poaching liquid and a rich, flavorful glaze, ensuring every bite is succulent.

This dish is perfect for those busy days when a hot, flavorful meal is desired without spending hours in the kitchen. It requires only a few minutes of active preparation before letting the slow cooker work its magic to create a tender, delicious result that pairs beautifully with roasted vegetables or mashed potatoes.

Ingredients

Makes one 2-pound turkey breast · serves 4
  • 2 lb boneless turkey breast roast
  • 6 cloves garlic, peeled
  • 1 tsp fresh thyme leaves
  • 1 tsp fresh rosemary, chopped
  • 4 tbsp unsalted butter, browned
  • 1/2 cup chicken broth
Contains: milk

Why this recipe works

The slow cooking process is essential for breaking down the connective tissues in the turkey breast, ensuring it remains tender rather than tough. This low-and-slow approach allows the moisture to circulate within the closed environment of the slow cooker, which is vital for keeping lean poultry juicy. By keeping the lid closed, you trap the steam and flavorful juices, creating a self-basting effect that keeps the meat succulent from the first slice to the last.

Brown butter provides a unique, toasted flavor profile that standard melted butter simply cannot match. When butter is heated until the milk solids brown, it develops a complex, nutty aroma that complements the earthiness of rosemary and thyme.

Ready to start cooking right away??? Jump to Part 2 ? Step-by-Step Method ?

This rich base infuses the turkey breast with a depth of flavor that carries throughout the meat, while the chicken broth adds a savory, salty foundation that balances the richness of the butter perfectly for a cohesive and balanced dish.

Notes and substitutions

For the best results, use a high-quality, unsalted butter so you have complete control over the salt levels in your final dish. If you only have salted butter on hand, reduce any added salt in the recipe accordingly.

Ensure the garlic cloves are peeled and left whole; they will soften significantly during the cooking process, becoming sweet and spreadable, which makes for a delicious addition to the final serving. Fresh herbs are highly recommended over dried versions for their vibrant color and superior aromatic quality.

A standard 2-pound boneless turkey breast roast fits perfectly in most slow cookers. If your turkey breast is significantly larger or smaller, you may need to adjust the cooking time slightly to ensure it reaches the safe internal temperature of 165°F (74°C).

The slow cooker size matters; using an insert that is appropriately sized for the meat helps maintain the right temperature and prevents the juices from spreading too thin, which helps keep the turkey moist and flavorful throughout the entire cooking duration.

  • fresh thyme: 1/4 teaspoon dried thyme leaves
  • chicken broth: vegetable broth or dry white wine

Equipment

  • slow cooker
  • small saucepan
  • measuring cups
  • measuring spoons
  • knife
  • cutting board

Coming up in Part 2: the method

  1. Butter and Herb Preparation · 1 stepPrepare the aromatics and butter
  2. Slow Cooker Assembly · 1 stepAssemble the slow cooker
  3. Cooking and Resting · 1 stepCook and serve

Up next · Part 2 of 3

3 steps · 4 h of cooking · what to look for at each stage

Step-by-step instructions (Part 2)