Some sandwiches are just lunch. This one is something else entirely.
A South Indian toasted sandwich that is nothing like any toasted sandwich you have had before. The filling is creamy and cooling, the crust is golden and crisp, and somewhere between the two there is a warmth from mustard seeds and curry leaves that makes the whole thing taste far more considered than the effort involved.
It is the kind of breakfast that makes you slow down. Light enough to feel easy, flavourful enough to feel special. Serve it with coriander chutney alongside and it becomes the kind of thing you find yourself thinking about later in the day.
Why You’ll Love this Recipe
- The filling is cooling, warming and deeply flavoured all at once.
- Nothing about it is one note. Hung yoghurt and fresh coconut together create a texture that is creamy without being heavy.
- The tempering transforms simple ingredients into something that smells and tastes unmistakably South Indian.
- Any bread works. It fits around whatever you have.
Ingredients Used
Hung yoghurt. Natural or Greek style both work well. Natural yoghurt has a higher water content so hanging it for at least an hour before using is essential. Skip this step and the filling will be too wet to hold together properly.
Fresh grated coconut. This is non-negotiable. Desiccated coconut will not give you the same result. Fresh coconut absorbs the spices beautifully and brings a natural sweetness that dried coconut cannot replicate.
Green chillies. Finely chopped for fresh heat that runs through the filling without overpowering it.
Coriander leaves. Folded through for freshness and a clean herbal note.
Curry leaves. Roughly chopped and added to the tempering. They bring a unique earthy citrus flavour that is completely their own.
Black mustard seeds. Tempered in hot oil until they sputter and release their nutty aroma. That moment in the pan is what transforms them.
Salt. Just enough to bring everything into balance.
Bread. White, brown or wholegrain all work well. Use whatever you have.
How to Make Coconut Sandwich
Start by hanging the yoghurt. Line a sieve with a clean muslin cloth or kitchen paper, spoon in the yoghurt and leave it over a bowl for at least an hour. The excess water drains away leaving a thick creamy base that holds the filling together.
Mix the hung yoghurt, grated coconut, green chillies, coriander leaves and salt together in a bowl until well combined.
Heat half a tablespoon of oil in a small saucepan over a medium heat. Add the mustard seeds and cook until they begin to sputter. Remove from the heat and add the curry leaves — they will crackle briefly. Pour the tempering straight into the yoghurt mixture and stir through.
- Spread two to three tablespoons of the filling generously over a slice of bread and top with another slice.
- Heat a teaspoon of oil in a large skillet over a medium heat. Add a few mustard seeds and curry leaves and let them sputter.
- Place the sandwich in the pan and cook until golden and crisp on the underside. Flip carefully and repeat on the other side.
- Cut and serve immediately with coriander chutney.
Helpful Tips and Tricks
- Always hang the yoghurt. This is the step that makes the difference. Skipping it will leave you with a wet filling that soaks into the bread rather than staying in the sandwich.
- Use fresh coconut only. Desiccated coconut does not absorb the spices the same way and will change the texture of the filling entirely.
- Do not skip the tempering. The mustard seeds and curry leaves are not optional here. That brief moment in hot oil is what gives the filling its depth and its distinctly South Indian character.
- Toast on a medium heat. Too high and the outside burns before the filling has time to warm through. Medium heat gives you an even golden crust with a soft, creamy centre.
- Make the filling ahead. The yoghurt mixture can be made a few hours in advance and kept in the fridge. Assemble and toast just before serving.
Can I use Greek yoghurt instead of natural yoghurt? Yes. Greek yoghurt is already thicker than natural yoghurt so it needs less hanging time. Check the consistency after 30 minutes — if it holds its shape without being watery it is ready to use.
Can I make the filling ahead of time? Yes. The filling keeps well in the fridge for up to 24 hours. The flavours actually deepen as it sits. Assemble and toast just before serving.
Can I cook this without a skillet? A sandwich press or toastie maker works well if you have one. It gives you an evenly crisp exterior without needing to flip. Skip the tempering in the pan and add the mustard seeds and curry leaves directly into the filling instead.
What bread works best? Any bread works — white, brown or wholegrain. A slightly thicker slice holds the filling better and gives you a more satisfying crust when toasted.
Can I add other vegetables to the filling? Yes. Finely grated carrot or thinly sliced cucumber both work well stirred into the filling. Keep any additions finely cut so they sit evenly in the sandwich.
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If you make this recipe I’d love to hear how it turned out. Leave a comment below and let me know. It genuinely makes a difference to know what’s working and what isn’t, and I read every single one. You can also find me on Pinterest, Instagram and Facebook where I share new recipes, behind the scenes and whatever else is happening in the kitchen at Poetry of Spices.
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Ingredients
method
1 cup hung yoghurt • 1 cup grated fresh coconut • 2 small Indian green chillies, finely chopped • ¼ cup coriander leaves, finely chopped • ¼ tsp salt
½ tbsp sunflower oil • ¾ tsp black mustard seeds • 8 curry leaves
6 slices bread • prepared filling
1 tsp sunflower oil • ¼ tsp black mustard seeds • remaining curry leaves
Coriander chutney, for serving