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Dinner · Part 1 of 3: Ingredients

Easy Vintage Crockpot Chicken Marengo

A close-up of a finished Chicken Marengo with tender chicken thighs, mushrooms, and pearl onions in a rich red tomato sauce.
Prep
Cook
Total
Serves
4
Includes 5 min resting

Bring a touch of classic French-inspired home cooking to your kitchen with this effortless slow cooker Chicken Marengo. This recipe captures the essence of a traditional hunter-style stew, combining tender bone-in chicken thighs with earthy mushrooms and pearl onions in a fragrant, wine-infused tomato sauce.

It is a foolproof way to prepare a sophisticated yet rustic meal that requires almost no active time. Just layer the ingredients, set your slow cooker, and let the magic happen while you go about your day.

Chicken Marengo is a legendary dish known for its rich history and deep, savory profile. By utilizing the slow cooker, this version transforms the process into a convenient experience for any home cook. The bone-in chicken thighs remain incredibly succulent throughout the long cooking process, absorbing the concentrated flavors of the tomatoes, white wine, and aromatic thyme.

This method ensures that the mushrooms and pearl onions become perfectly tender, creating a harmonious blend of textures that pairs beautifully with crusty bread or pasta. It is the ultimate comfort food for those who appreciate authentic, time-honored flavors without the need for constant supervision over a stovetop.

Ingredients

Makes 4 servings · serves 4

Main Ingredients

  • 4 pieces bone-in skin-on chicken thighs
  • 8 oz sliced mushrooms
  • 1 cup pearl onions
  • 1 tsp dried thyme

Sauce

  • 28 oz chunky diced tomatoes in white wine
Contains: sulfites

Why this recipe works

The slow cooker method is ideal for this dish because the low, steady heat gently breaks down the connective tissues in the bone-in chicken thighs. This results in incredibly tender meat that stays moist and flavorful, which is much harder to achieve with quick-cooking methods. The prolonged cooking time allows the acidity of the white wine and tomatoes to mellow, creating a complex, well-rounded sauce that coats the chicken and vegetables perfectly.

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

Cooking the dish in a single vessel simplifies the preparation and cleanup process significantly. By layering the chicken at the bottom, it benefits from the direct heat while being continuously basted by the juices released from the mushrooms, onions, and tomatoes.

This self-basting environment ensures that every bite is infused with the savory tomato and wine base, resulting in a consistent and deeply satisfying meal that tastes as if it simmered for hours on the stove.

Notes and substitutions

For the best results, use high-quality bone-in, skin-on chicken thighs. The skin provides extra flavor and moisture to the sauce, while the bone helps maintain the structural integrity of the meat during the long cooking time. If you prefer a leaner dish, you can remove the skin before cooking, but keeping it on adds a richness that is characteristic of traditional Marengo. Ensure your mushrooms are sliced uniformly so they cook evenly throughout the process.

The choice of tomatoes is crucial for the texture of the sauce. Look for chunky diced tomatoes to provide body; if you can only find smooth crushed tomatoes, the final sauce will be thinner. The white wine component in the tomatoes is essential for the authentic flavor profile.

If you have extra pearl onions, feel free to add a few more, as they become wonderfully sweet and tender in the slow cooker. Always verify your slow cooker's settings, as different models can vary in heat intensity.

  • pearl onions: chopped yellow onion
  • dried thyme: 1 tablespoon fresh thyme leaves

Equipment

  • Slow cooker
  • Tongs
  • Measuring cups
  • Measuring spoons

Coming up in Part 2: the method

  1. Layering the ingredients · 1 stepAssemble the slow cooker
  2. Adding the sauce · 1 stepSeason and add liquid
  3. Final cooking · 1 stepCook and serve

Up next · Part 2 of 3

3 steps · 6 h of cooking · what to look for at each stage

Step-by-step instructions (Part 2)