Barbecued Marinated Lamb with Smashed Potatoes
This barbecued marinated lamb with smashed potatoes is a flavour-packed meal perfect for entertaining or weekend dinners. The lamb is marinated overnight with garlic, paprika, thyme, lemon, and olive oil, creating tender meat with rich smoky flavour once grilled.
Served alongside crispy smashed potatoes, fresh green beans, and vibrant romesco sauce, this dish delivers a balanced combination of freshness, crunch, and savoury depth.
What Makes This Lamb Dish Special?
The overnight marinade helps the lamb absorb bold Mediterranean-inspired flavours while keeping the meat juicy and tender. Paired with crispy roasted potatoes and smoky romesco sauce, it creates a restaurant-style meal at home.
Why You’ll Love This Recipe
- Tender and flavourful marinated lamb
- Crispy smashed potatoes
- Perfect BBQ entertaining dish
- Balanced with fresh vegetables
- Rich Mediterranean-inspired flavours
Ingredients (Serves 6)
Marinated Lamb
- 800g boneless lamb shoulder
- 2 garlic cloves, crushed
- 1 tsp paprika
- 1 tbsp thyme leaves
- 1/3 cup lemon juice
- 1/3 cup olive oil
Smashed Potatoes
- 750g chat potatoes
- 1/4 cup olive oil
- 1 tsp dried thyme
Sides
- 300g green beans
- 1/4 red onion, chopped
- 2 1/4 cups romesco sauce
- Chargrilled lemon halves
How to Make Barbecued Marinated Lamb
Step 1: Marinate the Lamb
Place lamb in a large bag with garlic, paprika, thyme, half the lemon juice, and half the olive oil.
Seal and rub well to coat.
Refrigerate overnight for maximum flavour.
How to Make Smashed Potatoes
Step 2: Prepare the Potatoes
Preheat oven to 200°C (180°C fan-forced).
Boil potatoes until tender, then drain and allow excess moisture to evaporate.
Place on a baking tray and gently flatten with a fork.
Drizzle with olive oil, sprinkle with thyme, and season.
Roast for 30 minutes until golden and crispy.
Grill the Lamb
Step 3: Bring Lamb to Room Temperature
Remove lamb from the fridge and allow it to sit for 30 minutes before cooking.
Step 4: Barbecue the Lamb
Preheat barbecue or chargrill pan.
Cook lamb fat-side down first for 10 minutes, then turn and cook another 10 minutes for medium-rare or to your preference.
Rest for 10 minutes before slicing.
Prepare the Beans
Step 5: Cook the Beans
Boil green beans until bright green and tender.
Drain and refresh under cold water.
Top with red onion and drizzle with remaining lemon juice and olive oil.
Step 6: Serve
Serve lamb with smashed potatoes, green beans, romesco sauce, and chargrilled lemon halves.
Garnish with extra thyme sprigs.
Tips for Best Results
- Marinate overnight for deeper flavour
- Rest lamb after cooking to retain juices
- Roast potatoes until deeply golden
- Use high heat for better char on the lamb
- Serve immediately while warm
Serving Suggestions
- Pair with grilled vegetables
- Add a fresh Mediterranean salad
- Serve with warm crusty bread
Final Thoughts
Barbecued marinated lamb with smashed potatoes is the perfect combination of smoky, fresh, and hearty flavours. From the juicy grilled lamb to the crispy potatoes and rich romesco sauce, every element works beautifully together.
It’s an impressive yet approachable meal that’s perfect for gatherings, BBQs, or relaxed family dinners.