Skip to main content

Grilled Halloumi with Watermelon and Basil-Mint Oil

This vibrant grilled halloumi with watermelon and basil-mint oil is the ultimate vegetarian dish for summer entertaining. The recipe balances the salty, savoury notes of charred halloumi with the cooling sweetness of fresh watermelon and bursting vine tomatoes. A homemade herb-infused oil provides a bright, aromatic finish that ties the different textures together beautifully, making it an elegant choice for a garden party starter or a light seasonal lunch.

Prepared in just minutes, this dish highlights how simple ingredients can create a sophisticated flavour profile. Using a barbecue or griddle pan adds a smoky depth to the cheese and tomatoes, which contrasts perfectly with the crisp fruit. Serve it immediately while the halloumi is still warm and soft for the best possible experience.

Continue reading below

Ingredients for Grilled Halloumi with Watermelon and Basil-Mint Oil

  • 1/2 cup coarsely chopped fresh basil

  • 3 tablespoons coarsely chopped fresh mint plus thinly sliced mint for garnish

  • 1 garlic clove, coarsely chopped

  • 120ml extra-virgin olive oil plus more for brushing

  • Kosher salt and freshly ground black pepper

  • 350g cherry tomatoes on the vine

  • 1 8-250g package Halloumi cheese, cut crosswise into 8 slices

  • 6 small triangles thinly sliced watermelon, rind removed

Build a medium-hot fire in a charcoal grill, or heat a gas grill to high. Purée basil, 3 tablespoons mint, and garlic in a blender. With machine running, add 120ml oil. Set a strainer over a small bowl; strain, pressing on solids. Season with salt and pepper.

Brush grill rack with oil. Drizzle 2 tablespoons basil-mint oil over tomatoes and cheese; season with salt and pepper. Grill tomatoes, turning occasionally, until charred and bursting, about 4 minutes. Grill cheese until nicely charred in spots and beginning to melt, about 45 seconds per side.

Arrange melon on a platter. Top with cheese and tomatoes. Drizzle remaining herb oil over; garnish with sliced mint.

Disclaimer

While every effort has been made to ensure the information is accurate and up to date, individual needs may vary and dietary requirements can differ based on personal health conditions. Always check food labels and allergen information before preparing or consuming any recipe. If you have specific health concerns, allergies, intolerances, or are following a medically prescribed diet, seek advice from your GP, pharmacist, or a registered dietitian before making significant changes to your diet or lifestyle.

Article history

The information on this page is peer reviewed by qualified clinicians.

  • 28 Jan 2026 | Originally published

    Authored by:

    UK recipe editors

    Peer reviewed by

    UK recipe editors
flu eligibility checker

Ask, share, connect.

Browse discussions, ask questions, and share experiences across hundreds of health topics.

symptom checker

Feeling unwell?

Assess your symptoms online for free

Sign up to the Patient newsletter

Your weekly dose of clear, trustworthy health advice - written to help you feel informed, confident and in control.

Please enter a valid email address

By subscribing you accept our Privacy Policy. You can unsubscribe at any time. We never sell your data.