Grilled Tilapia with Crispy Herb Potatoes and Lemon Butter Sauce
Prep
20 mins
Cook
25 mins
Servings
4
Difficulty
Easy
This is one of my favorite weeknight dinners because it comes together in under an hour and tastes like you've spent all day cooking. The tilapia is incredibly lean and packed with protein, making it a guilt free choice that doesn't compromise on flavor. What I love most is how the crispy herb potatoes and bright lemon butter sauce elevate such a simple fish into something truly special. The whole meal comes down to just a handful of fresh ingredients and straightforward techniques, so even if you're not confident in the kitchen, you'll nail this one. Trust me, your family will think you're a culinary genius.
Ella x
Ingredients
- 4tilapia fillets(6 oz each, patted dry)
- ¾ kgrusset potatoes(cut into 1-inch cubes)
- 5 tablespoonsolive oil
- 2 sprigsfresh rosemary(finely chopped)
- 1 tablespoonfresh thyme(leaves only)
- 3garlic cloves(minced)
- 1 teaspoonsea salt
- ½ teaspoonblack pepper
- 3 tablespoonsunsalted butter
- 3 tablespoonsfresh lemon juice
- ½ teaspoonlemon zest
- 1shallots(minced)
- 59 mlwhite wine(optional)
Detail level
Instructions
- 1
Preheat your grill to medium-high heat (around 400°F). If using charcoal, create a medium-hot zone with some cooler spots for control.
Tip: Allow your grill grates to get hot and clean them well to prevent sticking.
- 2
In a large bowl, toss the cubed potatoes with 3 tablespoons of olive oil, rosemary, thyme, 1.5 teaspoons of minced garlic, salt, and pepper. Mix until potatoes are evenly coated.
Tip: Cutting potatoes into uniform 1-inch pieces ensures they cook at the same rate.
- 3
Spread the potatoes in a single layer on the cooler side of the grill or in a grill-safe cast-iron skillet. Cover with foil and cook for 15-18 minutes, stirring occasionally, until golden and fork-tender.
Tip: If using a skillet, you can keep the lid down for faster, more even cooking.
- 4
While potatoes cook, pat the tilapia fillets dry with paper towels and brush both sides lightly with the remaining 2 tablespoons of olive oil. Season generously with salt and pepper.
Tip: Dry fish ensures better browning and prevents it from sticking to the grill.
- 5
When potatoes are nearly done, place tilapia fillets directly on the hot grill grates. Grill for 3-4 minutes on the first side without moving them, then carefully flip and cook for another 2-3 minutes until the flesh is opaque and flakes easily.
Tip: Don't flip too early; let the fish develop a nice crust before turning once.
- 6
In a small saucepan over medium heat, melt the butter and sauté the minced shallot and remaining garlic until fragrant, about 1 minute. Add the white wine if using, and let it reduce by half.
Tip: Cooking the shallots and garlic in butter creates an aromatic base for your sauce.
- 7
Remove the pan from heat and whisk in the fresh lemon juice and lemon zest. Taste and adjust seasoning as needed. Keep warm.
Tip: Add the lemon juice off the heat to preserve its bright, fresh flavor.
- 8
Transfer the grilled tilapia fillets and crispy potatoes to serving plates. Drizzle each fillet with the warm lemon butter sauce and serve immediately.
Tip: Serve this dish while everything is still hot for the best flavor and texture.
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