Grandmother’s “10-Minute Prep” Cheesy Potato & Beef Bake

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This recipe relies on a few “cheat codes” (like pre-mashed potatoes or leftover mash) to hit that 10-minute active prep goal.

Ingredients

The Base:

  • 1 lb (500g) Ground Beef (or Lamb)
  • 1 Small Onion, finely diced
  • 2 cloves Garlic, minced
  • 1/2 cup Beef Broth
  • 1 tbsp Tomato Paste
  • 1 tsp Italian Seasoning (or dried thyme/rosemary)
  • Salt and Pepper to taste

The Topping:

  • 3 cups Mashed Potatoes (Warm)
  • 1 ½ cups Shredded Cheddar or Mozzarella cheese
  • 1 tbsp Butter (melted)

Instructions

1. The Quick Sear (5-7 Minutes)

Preheat your oven to 400°F (200°C). In a large skillet over high heat, brown the ground meat with the onions. Once the meat is no longer pink, stir in the garlic, tomato paste, and seasonings. Pour in the beef broth and let it bubble for 2 minutes until slightly thickened.

2. The Assembly (2 Minutes)

Grab a glass casserole dish (similar to the one in your photo).

  • Layer 1: Spread the meat mixture evenly across the bottom.
  • Layer 2: Spoon the mashed potatoes over the meat. Use the back of a spoon to smooth it out or create “peaks” to catch the cheese.
  • Layer 3: Generously top with the shredded cheese and drizzle the melted butter over the top for that golden crust.

3. The Finish (3 Minutes Prep / 15-20 Minutes Bake)

Technically, your “work” is done in 10 minutes! Now, slide it into the oven for 15–20 minutes.

Pro Tip: Switch the oven to Broil for the last 2 minutes to get that specific deep-orange, bubbly cheese crust shown in your image.

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