A Cozy, Flavor-Packed Twist on Classic Meatloaf!
This French Onion Meatloaf takes the rich, savory flavors of French onion soup and bakes them right into a juicy, cheesy meatloaf—all made effortlessly in your slow cooker! Topped with melted Swiss cheese and caramelized onions, it’s a comfort food masterpiece that’s perfect for busy weeknights.
Full Recipe
Ingredients
For the Meatloaf:
- 2 lbs ground beef (80/20 for best moisture)
- 1 packet French onion soup mix (the flavor powerhouse!)
- 1 cup breadcrumbs (or crushed crackers)
- ½ cup milk
- 2 eggs, beaten
- ¼ cup ketchup
- 1 tbsp Worcestershire sauce
For the Filling & Topping:
- 1 cup caramelized onions (see note for quick method)
- 1 cup sliced Swiss cheese, divided
- Fresh thyme, for garnish
Step-by-Step Instructions
1️⃣ Make the Meatloaf Mixture
- In a large bowl, combine ground beef, soup mix, breadcrumbs, milk, eggs, ketchup, and Worcestershire sauce. Mix gently (don’t overwork!).
2️⃣ Layer in the Crockpot
- Line crockpot with parchment paper or foil (for easy removal).
- Press half the meat mixture into the bottom.
- Layer with caramelized onions and ½ cup Swiss cheese.
- Top with remaining meat, sealing edges.
3️⃣ Slow Cook to Perfection
- Cover and cook:
- Low: 6 hours
- High: 4 hours
4️⃣ Add Cheese & Finish
- In the last 10 minutes, top with remaining ½ cup Swiss cheese. Cover until melted.
5️⃣ Serve & Enjoy!
- Lift meatloaf out using parchment/foil.
- Garnish with thyme, slice, and serve!
Prep Time: 15 mins | Cook Time: 4-6 hrs | Total Time: 4 hrs 15 mins – 6 hrs 15 mins
Servings: 6-8
Expert Tips & FAQs
❓ How to quickly caramelize onions?
- Sauté 2 sliced onions in 1 tbsp butter + 1 tbsp oil over medium-low heat for 20-25 minutes, stirring occasionally, until golden.
❓ Can I use ground turkey instead?
✅ Yes! Add 1 tbsp olive oil to keep it moist.
❓ No slow cooker? Bake it!
- Shape into a loaf, bake at 375°F (190°C) for 45-55 minutes, adding cheese last 5 minutes.
❓ Make-ahead tip?
- Assemble meatloaf in crockpot insert, cover, and refrigerate overnight. Cook as directed.
❓ What to serve with it?
- Garlic mashed potatoes
- Roasted green beans
- Crusty bread to soak up juices
Why This Recipe Shines
✨ No dry meatloaf here! Slow cooking keeps it ultra-juicy.
✨ French onion flavor in every bite (thanks to the soup mix).
✨ Melty Swiss cheese takes it over the top.
Leftover Idea:
- Make meatloaf sandwiches with extra cheese and arugula!
Final Thoughts
This French Onion Meatloaf is a hearty, flavorful upgrade from the classic—perfect for cozy nights when you want dinner to cook itself!
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