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Slow Cooker Corned Beef Hash Au Gratin

5 from 8 votes
Course: Main Course, Meals
Cuisine: American, Irish
Keyword: slow cooker, St. Patrick's
Prep Time: 15 minutes
Cook Time: 7 hours
Total Time: 7 hours 15 minutes
Servings: 9
Calories: 381kcal
Author: Bella Bucchiotti
Slow cooker corned beef hash au gratin makes an unusual St. Patrick's Day treat! It's a dish made with corned beef, potatoes and pepper jack cheese. Since it's a slow cooker corned beef casserole you can add the ingredients to a crockpot then forget about it!
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  • 2 Pounds corned beef cubed
  • 2 Tablespoons pickling spice
  • 2 Pounds russet potatoes peeled and sliced thin
  • 1 onion yellow, sliced 
  • 6 Ounces pepper jack cheese shredded  
  • 2/3 Cup vegetable broth
  • 1 Tablespoon hot sauce
  • 1 Tablespoon worcestershire
  • 1 Can mushroom soup  creamy


  • Heat a frying pan over high heat. 
  • Cut corned beef into cubes. Season with pickling spices. Add to the hot pan and sear for 4 minutes.
  • Peel and thinly slice the potatoes. Cut onion into thin slices. 
  • Alternate adding layers of potatoes, onions, corned beef, and cheese to the slow cooker.  
  • In a medium mixing bowl, combine vegetable broth, hot sauce, worcestershire, soup, and a pinch of salt and pepper. Whisk until smooth. Pour into the slow cooker. 
  • Cover and cook on low for 7 hours, or high for 4 hours.  



Calories: 381kcal | Carbohydrates: 23g | Protein: 23g | Fat: 22g | Saturated Fat: 9g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 9g | Cholesterol: 73mg | Sodium: 1701mg | Potassium: 827mg | Fiber: 2g | Sugar: 2g | Vitamin A: 195IU | Vitamin C: 36mg | Calcium: 176mg | Iron: 3mg
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The nutrition information provided are only estimates based on an online nutritional calculator. I am not a certified nutritionist. Please consult a professional nutritionist or doctor for accurate information and any dietary restrictions and concerns you may have.