Once cooked, taste the cooking liquid and adjust seasoning with a bit more salt if needed. For serving, transfer the roast to a cutting board and slice or shred it, then return it to the slow cooker to soak up more of the apple-onion sauce, or plate it with the sauce spooned over the top.
Serve the apple beef roast hot with your choice of side dishes, making sure each portion gets some of the onions and plenty of the apple-enriched gravy.
Variations & Tips
For a slightly sweeter, more pronounced apple flavor, you can use sweetened applesauce or stir 1 to 2 tablespoons of brown sugar into the unsweetened applesauce before pouring it over the roast. If you prefer a more savory, less sweet profile, add 1 tablespoon of Dijon mustard and a splash (1 to 2 tablespoons) of apple cider vinegar to the applesauce for a tangier finish. To add gentle warmth, sprinkle 1/2 teaspoon of ground cinnamon or smoked paprika over the roast along with the soup mix—both work surprisingly well with beef and apples. For a more vegetable-forward version, tuck 3 to 4 peeled, chunked carrots and 3 to 4 peeled, chunked potatoes around the roast before adding the applesauce; they’ll cook in the same apple-onion gravy and turn this into a full one-pot meal. If you need to avoid packaged soup mix, substitute it with 2 teaspoons onion powder, 1 teaspoon garlic powder, 1 teaspoon dried thyme, and 1/2 teaspoon black pepper. To thicken the sauce after cooking, whisk 1 tablespoon cornstarch with 1 tablespoon cold water, stir it into the hot cooking liquid in the slow cooker, and cook on HIGH for 10 to 15 minutes until slightly thickened. Leftovers freeze well; shred the beef in its sauce, cool completely, and freeze in portions for easy future meals over noodles or rice
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