Best Ever Caramelized Onion Mashed Potatoes
Indulge in the creamy goodness of Best Ever Caramelized Onion Mashed Potatoes, a delightful side dish that transforms ordinary potatoes into a gourmet experience. The sweet richness of slow-cooked caramelized onions blends perfectly with buttery Yukon Gold potatoes, creating a comforting dish that’s perfect for any occasion—from busy weeknights to festive gatherings. Enhanced with fresh herbs and optional cheese, this mashed potato recipe is sure to become a family favorite. Whether you’re celebrating Thanksgiving or simply enjoying a cozy dinner at home, these mashed potatoes will be the star of your meal.
- Prep Time: 15 minutes
- Cook Time: 60 minutes
- Total Time: 1 hour 15 minutes
- Yield: Serves about 6 people 1x
- Category: Side Dish
- Method: Boiling, Sautéing
- Cuisine: American
Ingredients
Scale
- 4 Yellow Onions (thinly sliced)
- 2 Pounds Yukon Gold Potatoes (washed)
- 4 Tablespoons Olive Oil
- 4 Tablespoons Salted Butter (or non-dairy butter)
- 3/4 Cup Half & Half or Dairy-Free Milk
- 1 Teaspoon Kosher Salt
- 1 Cup Parmesan Cheese (freshly grated) – optional
- Fresh herbs: Chives, Thyme, Sage
Instructions
- Start by peeling and thinly slicing the yellow onions. Heat olive oil in a skillet over medium heat, then add the onions. Cook slowly for about 40-50 minutes until they are golden brown and caramelized.
- While the onions are cooking, wash and chop Yukon Gold potatoes into small pieces. Boil in salted water until fork-tender, about 20 minutes.
- Drain the potatoes and mash them in a large bowl with butter, half & half (or dairy-free milk), and kosher salt until creamy.
- Fold in half of the caramelized onions and optional parmesan cheese until well combined.
- Serve topped with remaining caramelized onions and freshly chopped herbs.
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 290
- Sugar: 6g
- Sodium: 420mg
- Fat: 14g
- Saturated Fat: 7g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 36g
- Fiber: 3g
- Protein: 6g
- Cholesterol: 30mg