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+ servings

Easy Slow Cooker Steak Diane Casserole

A comforting and hearty slow cooker casserole featuring tender steak, creamy mushroom soup, and rich broth, perfect for busy days.
Prep Time 15 minutes
Cook Time 8 hours
Total Time 8 hours 15 minutes
Course Dinner, Main Course
Cuisine American
Servings 6 servings
Calories 400 kcal

Ingredients
  

Main Ingredients

  • 2 pounds steak, cut into chunks
  • 1 cup sliced mushrooms
  • 1 can cream of mushroom soup
  • 1 cup beef broth
  • 1 tablespoon Worcestershire sauce
  • 1 medium onion, chopped
  • 2 cloves garlic, minced
  • Salt and pepper to taste Adjust seasoning as desired.
  • Cooking oil for browning (optional) Use if browning the steak.
  • Mashed potatoes, rice, or noodles for serving Use as a base when serving.

Instructions
 

Preparation

  • In a skillet, brown the steak chunks in a little cooking oil if desired, then transfer to the slow cooker.
  • Add sliced mushrooms, chopped onion, and minced garlic over the steak.
  • In a separate bowl, mix together the cream of mushroom soup, beef broth, Worcestershire sauce, salt, and pepper.
  • Pour the sauce mixture over the steak and vegetables in the slow cooker.

Cooking

  • Cover and cook on low for 6-8 hours or on high for 3-4 hours, until the steak is tender.

Serving

  • Serve over mashed potatoes, rice, or noodles.

Notes

For extra flavor, let the steak marinate in Worcestershire sauce for a few hours before cooking. Adding a splash of red wine to the sauce can enhance the overall taste. Adjust ingredients based on preferences; feel free to add more vegetables like carrots or bell peppers. Store leftovers in an airtight container for 3-4 days in the fridge or freeze for up to 3 months.

Nutrition

Serving: 1gCalories: 400kcalCarbohydrates: 30gProtein: 40gFat: 15gSaturated Fat: 6gSodium: 800mgFiber: 2gSugar: 3g
Keyword Beef Recipe, Casserole, Comfort Food, Slow Cooker, Steak Diane
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