Slow-Cooked Lamb with Wattleseed and Sweet Potato Mash
Tender slow-cooked lamb shoulder seasoned with earthy wattleseed, paired with creamy mashed sweet potatoes infused with garlic and butter. This australian-inspired lamb ready in about 260 minutes pairs bone-in lamb shoulder, wattleseed powder, minced garlic cloves for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 480 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.
Ingredients
- 3 lbs, bone-in lamb shoulder
- 2 tbsp wattleseed powder
- 4 cloves, minced garlic cloves
- 3 tbsp olive oil
- 2 tsp sea salt
- 1 tsp black pepper
- 2 lbs, peeled and cubed sweet potatoes
- 4 tbsp unsalted butter
- 1/2 cup heavy cream
- 1 tbsp, chopped fresh rosemary
Instructions
- Step 1: Preheat oven to 300°F. Rub 3 lbs lamb shoulder with 3 tbsp olive oil, 2 tbsp wattleseed powder, 4 minced garlic cloves, 2 tsp sea salt, and 1 tsp black pepper evenly.
- Step 2: Place the lamb in a roasting pan, cover tightly with foil, and slow-cook in the oven for 3.5 to 4 hours until the meat is tender and falls apart easily.
- Step 3: Meanwhile, boil 2 lbs peeled and cubed sweet potatoes in salted water for 15-20 minutes until fork-tender. Drain and mash with 4 tbsp unsalted butter, 1/2 cup heavy cream, and 1 tbsp chopped fresh rosemary until smooth and creamy.
- Step 4: Remove the lamb from the oven, let rest for 10 minutes, then shred or slice. Serve the lamb atop the sweet potato mash with pan juices spooned over if desired.
Equipment for this recipe
Top-rated tools to make this recipe successfully.
Frequently asked questions
How long does Slow-Cooked Lamb with Wattleseed and Sweet Potato Mash take to make?
Total time is about 260 minutes (20 min prep + 240 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.
How do I store leftover Slow-Cooked Lamb with Wattleseed and Sweet Potato Mash?
Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep bone-in lamb shoulder from drying out.
Can I substitute ingredients in Slow-Cooked Lamb with Wattleseed and Sweet Potato Mash?
Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.
How do I scale Slow-Cooked Lamb with Wattleseed and Sweet Potato Mash for a different number of people?
The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.
What goes well with Slow-Cooked Lamb with Wattleseed and Sweet Potato Mash?
Australian lamb like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.
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