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Sweet Potato Bake with Rosemary and Garlic Recipe

4.6 from 108 reviews

A deliciously simple and flavorful Sweet Potato Bake featuring tender slices of sweet potato infused with garlic, rosemary, and olive oil, baked to golden perfection with a crispy top. This hearty side dish combines aromatic herbs with a buttery, savory touch, perfect for cozy meals or festive occasions.

Ingredients

Scale

Sweet Potatoes

  • 1.25 kg / 2.5 lb sweet potatoes (45 medium-sized)

Seasoning & Coating

  • 30g / 2 tbsp unsalted butter, melted
  • 2 garlic cloves, finely minced
  • 2 tbsp olive oil, plus extra for brushing the skillet
  • 3/4 tsp kosher or cooking salt
  • 1/4 tsp black pepper
  • 1 tbsp rosemary leaves, finely chopped, plus more for garnish / serving

Instructions

  1. Preheat Oven and Prepare Skillet: Preheat your oven to 180°C (350°F). Lightly brush the base and sides of a skillet with olive oil to prevent sticking during baking.
  2. Slice Sweet Potatoes: Using a sharp knife or mandoline, slice the sweet potatoes into even 3-4mm thick slices to ensure uniform cooking and texture.
  3. Toss Sweet Potatoes in Seasoning: Place the potato slices in a large bowl. Add melted butter, 1 tablespoon of olive oil, chopped rosemary, salt, and pepper. Toss well with your hands, ensuring each slice is evenly coated and separated for even baking.
  4. Arrange Potatoes in Skillet: Layer the coated potato slices in the oiled skillet in a circular, overlapping pattern to create an attractive presentation and even heat distribution.
  5. Bake Covered for Initial Cooking: Cover the skillet tightly with foil and bake at 180°C (350°F) for 30 minutes. This softens the potatoes and begins cooking them through.
  6. Increase Oven Temperature and Oil Top: Remove foil, increase oven temperature to 220°C (430°F) or 200°C for fan ovens. Brush the tops of the potatoes with the remaining 1 tablespoon of olive oil to promote browning.
  7. Bake Uncovered for Crisp Finish: Return skillet to oven and bake uncovered for an additional 20 minutes, until the tops are golden and crispy and the potatoes are fully tender when tested with a knife or skewer.
  8. Serve and Garnish: Sprinkle extra rosemary leaves and sea salt flakes on top before serving. Serve immediately to enjoy the crispy texture, as it softens as it cools.

Notes

  • Using a mandoline for slicing ensures uniform thickness and faster cooking.
  • Ensure the skillet is brushed well with olive oil to prevent sticking during baking.
  • Covering while baking helps the sweet potatoes cook evenly and stay moist before crisping the top.
  • Serve immediately after baking to enjoy the crisp texture—sweet potato bake tends to soften as it cools.
  • Rosemary can be substituted with thyme or sage for a different herb flavor.
  • This dish pairs well with roasted meats or can be served as a vegetarian main with a salad.

Keywords: Sweet Potato Bake, Roasted Sweet Potatoes, Baked Sweet Potatoes, Side Dish, Vegetarian, Rosemary Sweet Potatoes