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–+ servings

Slow Cooker Potato and Onion Bake

This slow cooker potato and onion bake is simple, rustic comfort at its best. Thin layers of potatoes and onions melt together with butter into a tender, lightly caramelized dish with golden edges and rich flavor—no cream, no fuss, just honest cooking.
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Prep Time 15 minutes
Cook Time 7 hours
Total Time 7 hours 15 minutes
Course Holiday, Side Dish, Slow Cooker
Cuisine American, Comfort Food
Servings 6 servings
Calories 260 kcal

Ingredients
  

  • 3 tbsp salted butter melted
  • 2 lb potatoes russet or Yukon Gold, thinly sliced
  • 2 yellow onions thinly sliced
  • salt and pepper optional, to taste

Instructions
 

  • Grease the inside of the slow cooker with a small amount of melted butter.
  • Layer sliced potatoes on the bottom, slightly overlapping.
  • Scatter a layer of onions over the potatoes.
  • Drizzle with butter and season lightly if desired.
  • Repeat layers until all ingredients are used, finishing with butter on top.
  • Cover and cook on LOW for 6–7 hours or HIGH for 3–4 hours.
  • Let rest uncovered for 10 minutes before serving.
  • Scoop through all layers and spoon buttery juices over each serving.

Notes

For extra flavor, you can add garlic, herbs, or a sprinkle of cheese between layers. Avoid stirring before serving to preserve the layered texture.

Nutrition

Calories: 260kcal
Keyword buttery potatoes slow cooker, easy potato side dish, potato onion casserole crockpot, rustic potato recipe, slow cooker potato bake
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