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Cheesy Mexican Hashbrown Casserole

Cheesy Mexican Hash Brown Casserole

Easy Cheesy Mexican Hash Brown Casserole uses potatoes or frozen hash browns, in oven, slow cooker or grill, breakfast, dinner with hamburger, ham and more!
Course Breakfast, Main Course, Side Dish
Cuisine American, Mexican
Keyword best side dish, cheesy, easy side dish, ground beef, hamburger, hashbrowns, main course, skillet


  • 8 x 8 or 9 x 9 inch cake pan or casserole dish


  • 1-3 tablespoons oil
  • ½ large red bell pepper, diced
  • ½ large green bell pepper, diced
  • ½ cup red onion, diced
  • 3 cups shredded potatoes or frozen hash browns
  • 1 cup cheddar, shredded
  • 1 cup taco cheese, shredded Mexican blend/etc. - separated into halves
  • 1-2 tablespoons taco seasoning
  • 1 cup heavy or whipping cream
  • ½ cup sour cream
  • cooking spray


  • 1 cup cooked ground beef
  • salsa, as needed
  • green onion, thinly sliced, as needed


  • Get out and measure your ingredients.
    Cheesy Mexican Hashbrown Casserole
  • Preheat your oven to 350 degrees.
  • Place your skillet over medium to medium-high heat and add your oil until it shimmers or a drop of water flicks and dances.
  • Add onions and cook until softened. Then add your peppers.
    Cheesy Mexican Hashbrown Casserole
  • At your work station, place your shredded potatoes in a large bowl.
    Cheesy Mexican Hashbrown Casserole
  • Combine the potatoes, cheeses, taco seasoning, heavy cream, sour cream, and beef or protein, if using. Combine until blended together.
    Cheesy Mexican Hashbrown Casserole
  • Prepare a casserole dish with cooking spray and pour mixture into it. Smooth top out into an even, flat layer.
  • Top with remaining cheese and feel free to add more! Bake for 30-35 minutes or golden, bubbly and heated through.
    Cheesy Mexican Hashbrown Casserole
  • Remove from oven and serve with salsa, green onions and maybe a fried egg or two! What a way to start the day! ?
    Cheesy Mexican Hashbrown Casserole
  • Enjoy every bite!
    Cheesy Mexican Hashbrown Casserole

Individual Hash Browns

  • As an alternative, you can always make individual hash browns inside muffin cups!
  • Follow the recipe exactly and instead of pouring the hash brown mixture into a casserole dish prepare a muffin pan with cooking spray.
  • Spoon hash brown mixture into each muffin tin hole.
  • Add a little extra cheese on top. 
  • Bake at 350 degrees for about 25 minutes or golden brown and cooked through. 
  • Easy peasy! Enjoy every bite!