This Slow Cooker Onion Butter Potatoes recipe is the ultimate easy comfort side dish — tender baby potatoes slow-cooked in rich, buttery goodness with sweet caramelized onions and savory seasoning. With just a handful of simple ingredients and minimal prep, your slow cooker does all the work, delivering melt-in-your-mouth potatoes that pair perfectly with chicken, steak, or holiday dinners. Cozy, flavorful, and completely effortless!
Ingredients
- 2 lbs 900g baby potatoes, halved or quartered if large
- 1 large onion thinly sliced
- 3 tbsp unsalted butter cut into small pieces
- 3 cloves garlic minced
- 1 tsp salt
- ½ tsp black pepper
- 1 tsp dried thyme or fresh sprigs
- ¼ cup chicken or vegetable broth optional, for extra flavor
- Fresh parsley chopped, for garnish
How To Make Slow Cooker Onion Butter Potatoes
- Prep the Ingredients
- Wash and halve the baby potatoes.
- Thinly slice the onion and mince the garlic.
- Assemble in Slow Cooker
- Place potatoes in the slow cooker.
- Layer the onions on top, then sprinkle garlic, salt, pepper, and thyme.
- Dot the butter pieces evenly over the potatoes.
- Pour in the broth, if using.
- Cook
- Cover and cook on low for 4–5 hours or high for 2–3 hours, until potatoes are tender when pierced with a fork.
- Serve
- Taste and adjust seasoning if needed.
- Garnish with fresh parsley before serving.
- Serve as a comforting side with roasted meats or grilled vegetables.