Can I make these French onion sloppy joes ahead?

Absolutely! The beef and onion mixture actually tastes even better after a night in the fridge—the flavors mingle and deepen. Just store it airtight without the cheese, then reheat gently with a splash of broth to loosen it up. Add fresh cheese when you serve for that glorious melt.

What’s the best cheese for topping?

Gruyère is my go-to for that nutty, French onion soup vibe, but Swiss melts like a dream too. Provolone gives you that epic cheese pull you see on Pinterest , and sharp cheddar adds a punch if you like bolder flavors. Really, any melty cheese works—except maybe feta (trust me, I’ve tried. Oops.)

Totally! The Worcestershire sauce and beef broth still pack tons of flavor. For a similar tang without alcohol, try 1 tbsp balsamic vinegar or even a squeeze of ketchup in a pinch (my grandma’s sneaky trick!).

How do I fix a too-runny sauce?

Simmer it a bit longer—those juices will thicken as they reduce. If you’re in a hurry, mix 1 tsp cornstarch with 2 tsp cold water, stir it in, and cook for 1 more minute. Boom, perfect spoonable texture!

Are these freezer-friendly?

Heck yes! Freeze the cooled beef mixture (sans cheese) for up to 2 months. Thaw overnight in the fridge and reheat with a splash of broth. Fresh buns and cheese make it taste like you just cooked it—major meal planning win!

French Onion Sloppy Joes: 40 Minutes to Cheesy Bliss

Name: French Onion Sloppy Joes
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: American
Ingredients: 1 lb ground beef; 2 large onions, thinly sliced; 2 tbsp butter; 1 tbsp olive oil; 1 cup beef broth; 1/4 cup red wine (optional); 1 tbsp Worcestershire sauce; 1 tsp thyme; 1 tsp garlic powder; Salt and pepper to taste; 4 brioche buns, toasted; 1 cup shredded Gruyère or Swiss cheese

French Onion Sloppy Joes

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A savory mash-up of caramelized onions and ground beef, topped with melty cheese on toasted buns.

Author: Sophia Collins
Prep Time: 10 min
Cook Time: 30 min
Total Time: 40 min
Yield: 4 servings 1x
Category: Dinner
Method: Skillet Cooking
Cuisine: American
Diet: Low Lactose

Ingredients

Scale

1 lb ground beef
2 large onions, thinly sliced
2 tbsp butter
1 tbsp olive oil
1 cup beef broth
1/4 cup red wine (optional)
1 tbsp Worcestershire sauce
1 tsp thyme
1 tsp garlic powder
Salt and pepper to taste
4 brioche buns, toasted
1 cup shredded Gruyère or Swiss cheese

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Instructions

Heat butter and olive oil in a skillet over medium heat. Add onions and cook until caramelized (about 20 minutes).
Push onions to the side and add ground beef. Cook until browned.
Deglaze the pan with beef broth and red wine, scraping up browned bits.
Stir in Worcestershire sauce, thyme, garlic powder, salt, and pepper. Simmer until thickened (about 10 minutes).
Toast buns, spoon the beef mixture on top, and sprinkle with cheese. Broil until cheese melts.

Notes

For deeper flavor, caramelize onions slowly on low heat.
Use a mix of beef and pork for extra richness.
Swap red wine for balsamic vinegar if preferred.

Nutrition

Serving Size: 1 sandwich
Calories: 480
Sugar: 8g
Sodium: 620mg
Fat: 24g
Saturated Fat: 12g
Unsaturated Fat: 9g
Trans Fat: 1g
Carbohydrates: 35g
Fiber: 2g
Protein: 28g
Cholesterol: 110mg

Find it online: https://kitchenuser.net/french-onion-sloppy-joes-recipe/