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Close up view of a bowl of Blue Cheese Mashed Potatoes with Toasted Breadcrumbs with a gold spoon contains more breadcrumbs on top.
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5 from 3 votes

Blue Cheese Mashed Potatoes with Toasted Breadcrumbs

Blue Cheese Mashed Potatoes with Toasted Breadcrumbs is a standout side dish for a holiday meal or any occasion. It's a rich blend of creamy russet potatoes, blue cheese, and parmesan, coated with buttery toasted breadcrumbs for a light crunch. It gets better with every spoonful!
Prep Time10 mins
Cook Time35 mins
Course: Sides
Cuisine: American
Servings: 8 servings
Calories: 485kcal
Author: Britney


Mashed Potatoes

  • 4 cups chicken broth
  • 6 cups water
  • 6-8 russet potatoes, peeled and sliced
  • ½ cup salted butter (1 stick)
  • ½ cup sour cream
  • 1 tbsp onion powder
  • 1 tbsp garlic powder
  • 2 tbsp fresh rosemary, chopped
  • ½ cup whole milk
  • 1 cup parmesan
  • 1 cup blue cheese crumbles
  • salt and pepper

Toasted Breadcrumbs

  • 2 tbsps butter
  • 4 cloves garlic, diced
  • 1 cup breadcrumbs
  • pinch salt


  • Bring chicken broth and water to a rumbling boil. Peel and cube russet potatoes and add to the chicken broth mixture. Boil until fork-tender, about 10-15 minutes.
  • Drain potatoes and add to a large bowl. Add butter, sour cream, onion powder, garlic powder, chopped rosemary, whole milk, and salt and pepper to taste. Mash together until potatoes are smooth.
  • Fold in parmesan and blue cheese crumbles.
  • To make the breadcrumbs, melt butter over medium heat in a skillet. Add diced garlic cloves and cook until fragrant, about 2 minutes. Add breadcrumbs and a pinch of salt. Saute until breadcrumbs become golden and slightly crunchy. Add additional butter if needed.


Calories: 485kcal