This oven baked 3-ingredient beef harrison is the kind of practical, comforting recipe that earns a permanent spot in the dinner rotation. With just a few pantry and freezer staples, it turns into a rich, cozy beef casserole that tastes like it simmered all day, which is probably why recipes like this were passed around on handwritten index cards in the first place. It feels especially perfect for busy weeks when you want something hearty in the oven without hovering over the stove.
Serve this beef bake with mashed potatoes, buttered egg noodles, or fluffy white rice to soak up the savory gravy. A simple green bean side, roasted carrots, or a crisp salad balances the richness nicely, and warm dinner rolls are always welcome if you want to lean fully into the comfort-food angle.
Oven Baked 3-Ingredient Beef Harrison
Servings: 6
Ingredients
2 pounds beef stew meat
1 can (10.5 ounces) condensed cream of mushroom soup
1 package (1 ounce) dry onion soup mix
Directions
1. Preheat the oven to 325°F and lightly grease a medium glass casserole dish.
2. Add the beef stew meat to the casserole dish, then spread the condensed cream of mushroom soup over the top and sprinkle the dry onion soup mix evenly across the dish.
3. Stir everything together until the beef is thoroughly coated, then cover the dish tightly with foil.
4. Bake for 2 1/2 to 3 hours, stirring once halfway through, until the beef is very tender and the sauce has turned into a rich gravy.
5. Let the casserole rest for 5 to 10 minutes before serving so the gravy settles slightly, then spoon it over mashed potatoes, noodles, or rice.
Variations & Tips
Add mushrooms: If you want a little more texture without changing the spirit of the recipe, stir in 8 ounces of sliced mushrooms before baking. They blend right into the gravy and make the dish feel even heartier.
Use a different cut: Chuck roast cut into cubes works beautifully here if stew meat is what you have on hand. Just aim for evenly sized pieces so they cook at the same rate and become tender together.
Make it ahead: You can assemble the casserole earlier in the day, cover it, and refrigerate it until you're ready to bake. If it goes into the oven cold from the fridge, add about 10 to 15 extra minutes to the cooking time.
Keep it moist: Make sure the dish is tightly covered while baking so the beef braises instead of drying out. If it looks thicker than you like near the end, stir in a small splash of water before serving.
Serve it smart: This is one of those recipes that tastes even better with something underneath it to catch the gravy. For weeknights, I usually go with egg noodles because they cook fast, but mashed potatoes make it feel especially Sunday-dinner worthy.