Sloppy Joe casserole layers a thick homemade beef filling, shredded cheddar, and a tender cheddar biscuit topping in one 9-by-13-inch dish. Tomato sauce, ketchup, brown sugar, Worcestershire, vegetables, and garlic create the familiar sweet-savory filling without relying on canned sandwich sauce.
The biscuit batter is mixed only until combined, spooned over the beef, and baked at 425°F. Brushing the hot topping with seasoned melted butter gives the casserole a garlicky finish while the center stays soft enough to absorb a little of the sauce.
Ingredients for Sloppy Joe Casserole
The filling uses 2 pounds ground beef, 1/2 cup diced onion, 1/2 cup diced green bell pepper, 5 to 6 minced garlic cloves, and 2 teaspoons salt-pepper-garlic seasoning. Its sauce combines 2 tablespoons tomato paste, 16 ounces tomato sauce, 2 tablespoons Worcestershire sauce, 4 tablespoons brown sugar, and 1/2 cup ketchup.
Reserve 1/2 cup shredded cheddar for the meat layer. The topping needs one 11.36-ounce box cheddar biscuit mix, 1 cup milk or water, another 1/2 cup shredded cheddar, 2 tablespoons melted butter, and the seasoning packet included with the mix.
If you enjoy this recipe, you may also like Cheesy Potatoes Au Gratin.
How to Make Sloppy Joe Casserole
- Heat the oven. Preheat to 425°F and grease a 9-by-13-inch baking dish.
- Brown the filling. Cook ground beef, onion, green pepper, and garlic in a large skillet over medium heat until the meat has no pink remaining.
- Drain if needed. Remove excess grease so it does not pool beneath the biscuit topping.
- Cook the tomato paste. Add the seasoning blend and tomato paste, stirring for about 2 minutes.
- Finish the sauce. Stir in tomato sauce, Worcestershire, brown sugar, and ketchup. Simmer a few minutes until cohesive and lightly thickened.
- Mix the topping. Combine biscuit mix, milk or water, and 1/2 cup cheddar just until no dry pockets remain.
- Layer. Spread beef filling in the dish, sprinkle with the other 1/2 cup cheddar, and distribute spoonfuls of batter over the surface.
- Bake. Cook for 15 to 20 minutes, until the biscuit topping is golden and baked through.
- Brush and serve. Mix melted butter with the seasoning packet and brush it over the hot topping.
For storage details after serving, the USDA leftovers and food safety guidance.
Cook Moisture out of the Beef Filling
Use a wide skillet so the ground beef browns instead of steaming. Dice the onion and pepper into small, similar pieces; they should soften during the same time the meat cooks. Garlic can go in with the vegetables because the released moisture protects it from scorching.
Drain visible fat before adding tomato paste. The filling should be saucy but not runny when it enters the baking dish. Excess liquid rises around the biscuit batter and can leave the underside gummy even when the top looks brown.
If you enjoy this recipe, you may also like Hamburger Steaks with Onion Gravy.
Balance the Homemade Sloppy Joe Sauce
Cook the tomato paste against the hot skillet for a couple of minutes to deepen its flavor. Tomato sauce supplies body, ketchup gives tang and sweetness, Worcestershire adds savory depth, and brown sugar rounds out the acidity.
Simmer only until the sauce clings to the beef. Taste before it leaves the skillet, remembering that cheddar and the seasoned butter will add salt. If the mixture still looks loose, allow another minute or two of uncovered cooking rather than thickening it with flour.
Create an Even Biscuit Topping
Sprinkle the first 1/2 cup cheddar across the meat before adding batter. Drop the thick batter in separate spoonfuls so heat can circulate between them and steam can escape from the filling. Gently nudge the portions toward uncovered areas without pressing them flat.
Begin checking at 15 minutes. The peaks should be golden, and a tester pushed into a thick biscuit section should not bring up wet dough. If the top browns too quickly, lay foil loosely over the dish while the center finishes.
Finish with Garlic-Herb Butter
Combine the seasoning packet with 2 tablespoons melted butter while the casserole bakes. Brush it over the biscuits immediately after the dish leaves the oven so the warm surface absorbs the butter.
Let the casserole stand for about 5 minutes before serving. The short rest settles the filling and makes it easier to lift a portion with both beef and biscuit topping intact.
Plan the Timing for Dinner
The beef mixture can be cooked earlier in the day, cooled, and refrigerated in the baking dish. Before dinner, let the dish lose some of its refrigerator chill while the oven heats. Mix and add the biscuit batter only when the casserole is ready to bake so its leavening stays active.
A cold filling may need several extra minutes in the oven. Watch the center biscuits rather than relying only on the clock, and cover loosely with foil if the tops are already brown. Brush with seasoned butter only after the topping has completely baked.
Troubleshooting
- Soggy biscuit bottoms: Drain beef fat and simmer the filling until thick.
- Dense topping: Mix the batter only until combined.
- Wet dough in the center: Keep baking under loose foil until a tester comes out clean.
- Dry filling: Stop simmering once the sauce coats the beef.
- Uneven portions: Distribute small spoonfuls of batter across the full dish.
Serving, Storage, and Reheating
Serve the casserole hot with a crisp green salad, steamed green beans, or a simple cabbage slaw. These fresh sides balance the sweet tomato sauce and buttery biscuits.
Refrigerate cooled leftovers in an airtight container for up to 3 days. Reheat a covered portion in the microwave for convenience, or use a 350°F oven until the filling is hot; uncover for the last few minutes to refresh the biscuit surface. The topping softens during storage but retains its cheddar and garlic flavor.
Conclusion
Brown ground beef with onion, green pepper, and garlic, then simmer it with tomato paste, tomato sauce, Worcestershire, brown sugar, and ketchup. Layer with cheddar and biscuit batter, bake at 425°F for 15 to 20 minutes, and brush with seasoned butter.
Frequently Asked Questions
- → Can water replace milk in the biscuit topping?
Yes. Use 1 cup water in place of milk if needed, though milk gives a slightly richer topping.
- → How do I know the biscuits are fully baked?
The tops should be golden and a tester inserted into a thick biscuit section should come out without wet dough.
- → Why is the beef filling simmered before baking?
Simmering blends the sauce and removes excess moisture that could make the biscuit topping soggy.
- → How long does Sloppy Joe casserole keep?
Store cooled leftovers airtight in the refrigerator for up to 3 days.