Horseradish Mashed Potatoes With Caramelized Onion

3
Vicki Butts (lazyme)

By
@lazyme5909

A yummy side dish that can be made ahead.

Rating:

★★★★★ 2 votes

Comments:
Serves:
6
Prep:
20 Min
Cook:
1 Hr
Method:
Bake

Ingredients

  • 1/4 c
    butter
  • 6 Tbsp
    butter
  • 2 1/4 lb
    white onions, thinly sliced
  • 3 Tbsp
    balsamic vinegar
  • 2 tsp
    fresh thyme, chopped
  • 3 1/2 lb
    russet potatoes, peeled, cut into 1-inch pieces
  • 7 Tbsp
    whole milk
  • 1/4 c
    prepared horseradish

How to Make Horseradish Mashed Potatoes With Caramelized Onion

Step-by-Step

  1. Melt 1/4 cup butter in large skillet over medium heat. Add onions; saute until deep golden, about 30 minutes. Add vinegar and thyme. Reduce heat to low; saute 4 minutes. Season with salt and paper.
  2. Meanwhile, cook potatoes in large pot of boiling salted water until very tender, about 20 minutes. Drain. Return to same pot; mash until smooth. Add 6 tablespoons milk, horseradish and 6 tablespoons butter; stir to blend. Thin with 2 tablespoons milk if necessary. Add 1 to 2 tablespoons more butter if necessary. Season with salt and pepper.
  3. Transfer potatoes to serving dish. Spoon onion mixture atop potatoes. (Can be prepared 8 hours ahead. Cover with foil and refrigerate. Rewarm in 350ºF oven about 30 minutes). Serve hot.

Printable Recipe Card

About Horseradish Mashed Potatoes With Caramelized Onion

Course/Dish: Potatoes
Main Ingredient: Potatoes
Regional Style: American



Show 4 Comments & Reviews

15 Chicken Recipes Big on Buffalo Flavor

15 Chicken Recipes Big on Buffalo Flavor


Buffalo wings are a necessity on game day. But this spicy, tangy, and buttery sauce can be used on more than just wings. It can transform bland chicken into something very flavorful. And how to use that Buffalo chicken? From pasta to soup and egg rolls to chicken rolls, you can use it in many […]

18 Recipes for Roasted Fall Vegetables

18 Recipes for Roasted Fall Vegetables


Brussels sprouts and potatoes and butternut squash – oh my! These roasted vegetable recipes are everything you need for the perfect fall side dish. Easy, healthy and flavorful, you’ll use produce that’s in season to make these tasty dishes. From garlic to balsamic to apples, the tasty additions to these roasted fall vegetables are winners!

17 Sweet and Savory Butternut Squash Recipes

17 Sweet and Savory Butternut Squash Recipes


All hail fall’s favorite veggie – butternut squash! Well, technically it’s a fruit because of its seeds but most treat it a vegetable. Come cooler weather this sweet and nutty winter squash first makes an appearance on our produce shelves. Super versatile, butternut squash can be stuffed for a main meal, incorporated into a quick […]