Slow Cooker Maple Mustard Corned Beef
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5 from 11 votes

Slow Cooker Maple Mustard Corned Beef

Corned beef flavored with maple and mustard. A fun alternative on St. Patrick's day!
Prep Time20 mins
Cook Time7 hrs
Total Time7 hrs 20 mins
Course: Main Course
Cuisine: American
Keyword: maple mustard corned beef
Servings: 8
Calories: 406kcal
Author: Sarah Olson



  • 3 lb. flat cut corned beef roast ditch the spice packet
  • ½ tsp. pepper
  • 2 tsp. cooking oil
  • ½ cup maple syrup
  • ¼ cup mustard
  • ¼ tsp. black pepper
  • 1 garlic clove minced


  • Pat the corned beef dry with a paper towel. Sprinkle the corned beef with pepper.
  • Set a large skillet on the stove top to medium-high heat. Add cooking oil to coat the bottom of the pan. When the oil is hot, brown the meat on all sides.
  • Place the browned corned beef into the slow cooker.
  • In a small bowl mix together the maple syrup, mustard, pepper, and garlic clove. Pour this sauce over the corned beef in the slow cooker.
  • Cover and cook and LOW for 7 hours, without opening the lid during the cooking time.
  • Serve with desired sides, I made mashed red potatoes, steamed carrots and cabbage.


What should I serve with this?
  • Mashed Red Potaotes
  • Steamed Cabbage
  • Buttery Steamed Carrots


Calories: 406kcal | Carbohydrates: 14g | Protein: 25g | Fat: 27g | Saturated Fat: 8g | Cholesterol: 92mg | Sodium: 2160mg | Potassium: 561mg | Fiber: 1g | Sugar: 12g | Vitamin C: 46mg | Calcium: 38mg | Iron: 3mg