30-Minute One-Pan Sloppy Joe Casserole

This sloppy joe casserole takes that messy, saucy sandwich everyone loves and turns it into a quick, one-pan dinner that comes together in about 30 minutes. A sweet-tangy ground beef filling gets topped with golden biscuits and melty cheddar, then bakes right in the same skillet.

It’s the sort of meal that leaves the table quiet except for forks scraping plates, and you’ll only have one pan to wash after. If you need a weeknight dinner that feels a little more special without extra work, this one does the job.

What Makes This One a Keeper

The filling has all that classic sloppy joe sauciness, but baking it under biscuits transforms it into something heartier and more comforting. The biscuits soak up just enough of the sauce on the bottom while staying light and fluffy on top.

I like that it all happens in one skillet and the oven handles most of the work. There’s no boiling pasta, no separate sauce pot. And it’s endlessly flexible with whatever cheese or extra veg you have on hand.

Ingredients

• 1 lb ground beef: 85/15 gives you good flavor without too much grease.
• ½ medium yellow onion, diced: a regular yellow onion works best here.
• ½ green bell pepper, diced: use red or orange if you like a sweeter bite.
• 2 cloves garlic, minced: fresh garlic gives the sauce a little punch.
• ¾ cup ketchup: the base of the sauce.
• 2 tbsp brown sugar: light or dark, both work.
• 1 tbsp Worcestershire sauce: adds depth and saltiness.
• 1 tsp yellow mustard: the classic sloppy joe tang.
• ½ tsp salt: adjust to taste depending on your ketchup’s salt level.
• ¼ tsp black pepper: freshly ground if you have it.
• 1 can (16.3 oz) refrigerated biscuits: I use Pillsbury Grands, the flaky kind.
• 1 cup shredded sharp cheddar cheese: divided; sharp cheddar holds its own against the sauce.

Variations / Substitutions

• Protein: Ground turkey or chicken works fine. Since they’re leaner, add a tablespoon of oil when browning.
• Vegetables: Swap the green pepper for a finely diced jalapeño if you want heat, or stir a handful of frozen corn into the sauce.
• Cheese: Pepper jack or a smoked Gouda melt beautifully here.
• Dairy-free: Use a plant-based butter biscuit and your favorite dairy-free cheddar shreds.
• Spice: A splash of hot sauce in the ketchup mixture or a pinch of cayenne wakes the whole dish up.

If this one hits the spot, you might like my One-Pot Chili Mac next.

How to Make Sloppy Joe Casserole

Step 1: Brown the Beef and Vegetables

Preheat your oven to 375°F (190°C). Set a large oven-safe skillet over medium-high heat and crumble in the 1 lb ground beef. Cook, breaking it up with a spatula, until no longer pink, about 6 to 8 minutes. Add the diced onion and green bell pepper and cook another 3 minutes, just until they soften. Stir in the 2 cloves minced garlic and cook 30 seconds more.

You’ll see the beef lose its raw red color and start picking up a little brown on the edges. That bit of fond on the bottom of the pan is flavor, so don’t rush to wipe it out. Just tip the pan and spoon out any large puddles of fat before moving on.

Step 2: Make the Sloppy Joe Sauce

Reduce the heat to medium. Stir in the ¾ cup ketchup, 2 tablespoons brown sugar, 1 tablespoon Worcestershire sauce, 1 teaspoon yellow mustard, ½ teaspoon salt, and ¼ teaspoon black pepper. Bring everything to a gentle simmer and let it cook, stirring now and then, for 5 minutes. The sauce will thicken slightly and coat the beef instead of pooling in the bottom.

The color shifts from bright, thin red to a deeper, stickier shade. Give it a quick taste and add a pinch more salt or a few grinds of pepper if you think it needs it, remembering the cheese will add saltiness later.

Step 3: Top with Biscuits and Cheese

Pull the skillet off the heat. Sprinkle 1 cup of the shredded cheddar cheese evenly over the beef mixture. Open the can of refrigerated biscuits and arrange the 8 biscuits in a single layer right on top. Space them as evenly as you can, but they’re going to be cozy.

The biscuits will puff and spread as they bake, so don’t stress if they touch. A few flecks of cheese peeking through between them looks great once the whole thing comes out of the oven.

Step 4: Bake Until Bubbly and Golden

Slide the skillet into the preheated oven and bake for 15 to 18 minutes. You’re looking for the biscuits to turn a deep golden brown on top and the filling to bubble up vigorously around the edges.

If the biscuits start getting too dark before the timer is up, tent the skillet loosely with foil. You’ll know it’s ready when even the center biscuit looks set and golden, no raw dough left in the middle.

Step 5: Scoop and Serve

Carefully remove the skillet from the oven and let it sit for 5 minutes so the sauce can settle a bit. Then grab a big spoon and scoop generous portions onto plates, making sure each serving gets at least one biscuit and a hefty spoonful of the juicy beef underneath.

The biscuits will be puffed and warm, and the cheese will have melted into the sauce in little gooey pockets. Serve it right away while everything is hot, with a fork because a spoon really isn’t necessary.

A Few Notes Before You Start

• If you don’t own an oven-safe skillet, simply brown the beef in any pan, then transfer the saucy mixture to a greased 9×13-inch baking dish before topping with biscuits and cheese.
• Drain the beef well after browning. Too much leftover fat makes the sauce greasy instead of sticky.
• You don’t need to arrange the biscuits perfectly. A few small gaps let steam escape and keep them from getting soggy underneath.
• For even browning, gently press each biscuit flat with your fingers right before they go into the oven. They’ll rise just the same.

Bake times vary a little depending on the pan you use:

Storing Leftovers

Keep any leftover casserole in an airtight container in the fridge for up to 4 days. Reheat individual portions in the microwave, or cover the whole dish with foil and warm in a 350°F oven until heated through. The biscuits will soften a bit, but the flavor stays solid.

What To Serve With Sloppy Joe Casserole

This casserole is rich and hearty, so a crisp, cold salad balances it perfectly. I like a simple iceberg wedge with blue cheese dressing, or a quick slaw made with shredded cabbage and a tangy vinegar dressing. Steamed green beans with a squeeze of lemon also cut through the richness without adding another heavy side.

Frequently Asked Questions

Can I use ground turkey instead of beef?

Yes, but turkey is leaner so add a tablespoon of oil to the pan when you brown it. The flavor will be slightly milder, but the sauce carries the dish just fine.

Can I make this ahead of time?

You can brown the beef and make the sauce a day ahead, then store it in the fridge. When you’re ready to bake, transfer it to your skillet, top with cheese and biscuits, and extend the bake time by about 3 minutes since the filling will be cold.

Why are my biscuits still doughy in the middle?

This usually happens when the oven isn’t fully preheated or if the biscuits are packed too tightly. Make sure the oven reaches 375°F before baking, and don’t overlap the biscuits. If they’re browning too fast but still doughy inside, tent with foil and give them a few more minutes.

Sloppy Joe Casserole Recipe

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Prep Time 10 minutes mins

Cook Time 20 minutes mins

Total Time 30 minutes mins

Servings: 4 servings

Calories: 680

Ingredients Method Notes

Ingredients

  

• 1 lb ground beef
• ½ medium yellow onion, diced
• ½ green bell pepper, diced
• 2 cloves garlic, minced
• ¾ cup ketchup
• 2 tbsp brown sugar
• 1 tbsp Worcestershire sauce
• 1 tsp yellow mustard
• ½ tsp salt
• ¼ tsp black pepper
• 1 can (16.3 oz) refrigerated biscuits
• 1 cup shredded sharp cheddar cheese

Method

 

1. Preheat oven to 375°F. In a large oven-safe skillet over medium-high heat, cook beef until no longer pink, about 6-8 minutes. Add onion and bell pepper, cook 3 minutes, then stir in garlic for 30 seconds. Drain excess fat.
2. Reduce heat to medium. Stir in ketchup, brown sugar, Worcestershire, mustard, salt, and pepper. Simmer 5 minutes until thickened.
3. Remove from heat. Sprinkle cheese evenly over beef, then arrange biscuits in a single layer on top.
4. Bake 15-18 minutes until biscuits are deep golden and filling bubbles at the edges. If browning too fast, tent with foil.
5. Let rest 5 minutes, then scoop onto plates and serve hot.

Notes

If you don’t have an oven-safe skillet, transfer the beef mixture to a greased 9×13-inch dish before adding cheese and biscuits. The rest time after baking helps the sauce set so it clings to the biscuits instead of running all over the plate.