Spinach Parmesan Baked Mashed Potatoes

By Brandy O'Neill
These creamy mashed potatoes are packed with spinach and flavorful Parmesan cheese. To make it even more delicious they’re topped with crispy fried onions.
  • Course: Side Dish


  • crispy fried onions
  • frozen chopped spinach
  • Grated parmesan cheese
  • kosher salt and pepper
  • red skinned potatoes
  • unsalted butter
  • Whole milk


  1. Preheat oven to 375°F and grease a 9x13” baking pan.
  2. Add potatoes to a large stockpot or saucepan and cover with water. Bring water to a boil and boil potatoes until they are fork tender.
  3. Drain potatoes and add back to pot.
  4. Pour in milk and butter. Mash until smooth.
  5. Stir in spinach, Parmesan cheese, kosher salt and pepper. Stir until well combined and the spinach is no longer frozen or in chunks.
  6. Pour into prepared baking dish and cover with crispy fried onions.
  7. Bake for 20 minutes until top is golden brown and potatoes are hot.