Dinner · Part 2 of 3: Instructions
Slow Cooker Riesling Chicken with Tender Onions Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 4
Before you start
Before beginning the assembly, ensure the work surface is clean and ready for preparation. Peel and thinly slice the yellow onions, aiming for consistent thickness to promote even softening during the cooking process.
Remove the chicken thighs from the refrigerator, pat them dry with paper towels if necessary, and ensure all seasonings are measured and ready to be sprinkled. Having all ingredients prepped in advance makes the assembly phase quick and efficient, allowing for a seamless transition into the slow cooking cycle.
Ingredients at a glance (5)
- 4 lbs chicken thighs
- 2 large yellow onions, sliced
- 1 tbsp dried tarragon
- 1 tbsp bouillon seasoning
- 1 cup Riesling wine
Instructions
Initial Assembly
- Prepare the Slow Cooker BasePlace the raw chicken thighs in the bottom of the slow cooker. Scatter the thinly sliced yellow onions evenly over the top of the chicken to ensure even cooking.Look for Ensure the onions cover the chicken completely to trap the moisture.Tip Use bone-in thighs for a deeper flavor profile if preferred.
At this stage, the slow cooker is filled with raw chicken and sliced onions, creating a foundation for the flavors to develop. Ensure the onions are distributed evenly to prevent clumping, which helps them cook down into the sauce effectively.
Verify that the appliance is clean and the power cord is secure before beginning the cooking phase, as this ensures a safe and uninterrupted cooking cycle for the duration of the recipe.
Seasoning and Liquid Addition
- Season and Add LiquidSprinkle the dried tarragon and bouillon seasoning over the onions and chicken. Pour the Riesling wine over the entire mixture to start the braising process.Look for The liquid should partially submerge the chicken pieces.Tip Distribute the seasoning evenly for balanced flavor in every bite.
Once the tarragon, bouillon, and Riesling are added, the slow cooker is ready to be covered. Check that the wine has been poured evenly to coat the aromatics and the poultry. At this point, the ingredients are ready for the long, slow heat. Ensure the lid is sealed tightly to prevent steam from escaping, which is critical for maintaining the moisture levels required for the braising process.
Cooking and Finishing
- Slow Cook and ServeCover the slow cooker and cook on low heat for 4 hours. Once done, ensure the chicken reaches an internal temperature of at least 165°F (74°C). Allow the chicken to rest for at least 5 minutes before serving.Look for The chicken should be tender and easily pull away from the bone.Safe temperature 165°F (74°C) internal temperature (poultry)Tip Check the temperature at the thickest part of the meat away from the bone.
During the final phase, the kitchen will fill with the aroma of the simmering chicken and herbs. The sauce should be glossy and the chicken should appear tender. Before serving, verify the internal temperature of 165°F (74°C) using a thermometer. Let the dish rest for a few minutes to allow the juices to redistribute, ensuring that every serving is as moist and flavorful as possible before plating.
Common mistakes
Avoid lifting the lid of the slow cooker during the cooking process, as this releases heat and moisture, which can significantly extend the cooking time and disrupt the braising environment. Ensure the chicken pieces are not overcrowded, as this prevents the heat from circulating effectively around each piece.
Do not over-salt the dish initially, as the bouillon contains sodium; wait until the end to adjust the seasoning if necessary, ensuring the flavors are balanced according to personal preference.
How to tell it’s done
The chicken is done when the meat is opaque throughout and easily flakes away from the bone or center when tested with a fork.
Using a digital meat thermometer is the most accurate method to ensure food safety; insert the probe into the thickest part of the thigh, avoiding the bone, to confirm that it has reached an internal temperature of at least 165°F (74°C). The onions should be translucent and very soft, having absorbed the wine and juices.
- 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)