Papas Rostizadas al Ajillo

Ingredients

• 454 g (1 lb)small potatoes
• 7.5 ml (½ tbsp)salt
• enough to cover the potatoeswater
• 75 ml (5 tbsp)olive oil
• 4–5garlic cloves, chopped (or to taste)
• 7.5 ml (1½ tsp)dried or fresh herbs (tarragon, thyme or rosemary)
• about 33 g (⅓ cup)Parmesan, grated
• 1.25 ml (¼ tsp)salt
• 0.6 ml (⅛ tsp)chilli flakes
• to tasteground black pepper

Instructions

1. 1

   Preheat the oven

   Heat the oven to 220°C (425°F).

2. 2

   Parboil the potatoes

   Put the potatoes in a pan with 1 teaspoon of salt and enough water to cover them. Bring to the boil, cover and cook over a medium-high heat for 10–15 minutes, depending on their size, until just al dente.

3. 3

   Mix the oil

   While the potatoes cook, put the olive oil, chopped garlic and herbs in a bowl and mix briefly.

4. 4

   Add the cheese

   Stir in the Parmesan, then set the mixture aside.

5. 5

   Drain the potatoes

   Drain the cooked potatoes.

6. 6

   Cut into quarters

   Cut each potato into four pieces.

7. 7

   Coat the potatoes

   Pour the mixture over the potatoes and use your hands to coat them evenly.

8. 8

   Arrange on a tray

   Spread the potatoes out on a baking tray. You can line it with foil for easier cleaning.

9. 9

   Roast until golden

   Roast in the preheated oven for 20–22 minutes, turning the potatoes halfway through.

10. 10

    Serve the potatoes

    Serve as a side with your favourite dishes. Add a green sprig for decoration, such as rosemary; a sauce can be served alongside, though the potatoes do not need one.

What are papas rostizadas al ajillo?

The name means roasted potatoes with garlic: a simple side dish built around potatoes, garlic and herbs. This version, from a Colombian recipe, pairs a brief boil with a hot oven roast.

Parboiling helps the centres become tender while roasting develops browned, crisp edges. Parmesan adds a savoury coating, while the herbs and garlic give the potatoes their fragrant finish.

Nutrition and macros by portion

The nutrition label shows one serving as written: 275 calories, 6g protein, 23g carbs, 18g fat.

The potatoes provide most of the carbohydrates, while olive oil contributes most of the fat; Parmesan adds some fat and protein. Serve a moderate portion with a protein-rich main and plenty of vegetables to round out the plate.

Why parboil first?

Just tender: boil the potatoes until they are al dente, rather than fully soft. They will finish cooking in the oven and are less likely to break apart when coated.

Even pieces: the recipe quarters each potato after boiling. If some are much larger than others, cut them into similarly sized pieces so they roast at a similar pace.

Building the garlic coating

Garlic and oil: mix the chopped garlic and herbs with the olive oil before adding the cheese. This helps distribute the aromatics across the potatoes.

Parmesan: stir it into the oil mixture, then coat the potatoes thoroughly by hand. The cheese and oil help the surfaces brown in the oven.

Getting crisp, golden edges

Room to roast: arrange the coated pieces in a single layer with a little space between them. If they are crowded, they are more likely to soften in their own steam than brown.

Turn halfway: roast for 20–22 minutes at 220°C, turning the potatoes midway through. Look for browned edges and tender centres; ovens and potato sizes can vary.

Choosing the herbs

Rosemary: its assertive, woody flavour suits the garlic and works well as a fresh-looking garnish, as suggested in the recipe.

Thyme or tarragon: either can be used instead, dried or fresh. The recipe gives a choice of herbs, so use one you enjoy rather than needing all three.

Serving ideas

These potatoes are intended as a side, and their crisp coating works well alongside roasted or grilled mains. The recipe notes that a table sauce is optional rather than necessary.

For a more balanced plate, pair them with a protein-rich main and a green vegetable or salad. Serve soon after roasting, while the edges are at their crispest.

Recipe notes & tips

• Use small potatoes of a similar size so they cook more evenly.
• Check for al dente tenderness before draining; the potatoes will roast again.
• Coat the potatoes while they are still warm so the oil mixture spreads easily.
• Use baking paper or foil if you want to make tray clean-up easier.
• Turn the potatoes halfway through roasting to brown more than one side.
• Add the fresh rosemary garnish just before serving.

Variations

• Change the herbs: Use thyme, rosemary or tarragon to suit the rest of the meal.
• Adjust the garlic: Use four cloves for a gentler flavour or five for a stronger one.
• Add more heat: Increase the chilli flakes slightly if you prefer a spicier finish.
• Try a different cheese: Replace the Parmesan with another finely grated hard cheese.
• Serve with a dip: Put a favourite sauce on the table for anyone who wants it.

Common mistakes to avoid

• Overcooking the potatoes: They may fall apart when cut; stop boiling when they are just al dente.
• Crowding the tray: The potatoes can steam instead of brown; spread them out in a single layer.
• Uneven pieces: They may finish at different times; cut larger potatoes to match the smaller ones.
• Skipping the turn: One side may brown more; turn the potatoes halfway through the roast.
• Forgetting to coat them: Dry patches will miss the garlic and cheese; distribute the mixture evenly by hand.

How to store

Cool leftovers promptly, then keep them covered in the fridge for up to 3 days. Reheat in an oven at about 200°C until hot; this brings back more crispness than reheating in a microwave.

Frequently asked questions