Grilled pineapple: why the BBQ isn’t just for meat

Barbecue doesn’t stop at meat and vegetables; fruit belongs on the grill too, and pineapple is the easiest place to start. The same high heat that sears a steak also caramelises natural sugars in fruit within minutes, turning something you’d normally eat cold into a warm, smoky dessert. Once you’ve tried grilled pineapple, banana, watermelon or berries, you’ll wonder why you ever reached for the oven when the barbecue was already lit.

This works because most fruit is 80 to 90 per cent water and naturally high in sugar. Direct heat evaporates surface moisture fast, concentrating the sugars right at the point they hit the grill grate, which is exactly what produces that golden caramelised crust. Below, we’ll run through the full range of grilled fruit options before landing on the main event, pineapple, in proper detail.

Can you actually grill fruit, not just meat, on a BBQ?

Yes, and fruit often responds better to direct heat than vegetables do, since sugar caramelises at a lower temperature than starch needs to soften. Bananas, berries, watermelon and pineapple all work on a standard gas or charcoal grill with no special equipment, just attention to timing, since fruit burns faster than meat once the sugars start to catch.

Grilled bananas with melted chocolate

Bananas are the simplest entry point into grilled fruit. Leave the skin on, slice lengthways through the peel without cutting all the way, and place the cut side up over indirect heat for 6 to 8 minutes. Tuck two or three squares of dark chocolate into the slit for the final 2 minutes, and it melts into a ready-made sauce, no extra pan needed. The skin holds everything together, so you can pull it straight off the grill and eat it with a spoon.

Grilled berries and a side-grill syrup

Berries need a different approach since they’re too small and delicate for direct contact with the grate. Add a handful of strawberries or mixed red berries to a small cast iron pot, place it on the side grill or the cooler zone of the barbecue, and let them simmer gently for 10 to 12 minutes with a spoonful of sugar. They break down into a glossy syrup, perfect over ice cream, pancakes, or spooned over the grilled pineapple you’ll make next.

Grilled watermelon, a smoky summer surprise

Watermelon surprises most people the first time they try it. Slice it into 3cm thick wedges or rounds, pat the surface dry, and grill directly over high heat for 90 seconds to 2 minutes per side, just enough to mark and warm it without cooking it through. The smoke adds a savoury edge that plays well against the melon’s sweetness, especially finished with a pinch of chilli flakes or a crumble of feta.

Grilled pineapple, the main event

Grilled pineapple takes everything above and does it best. Its sugar content, around 10 grams per 100g, is higher than banana or watermelon, and its dense flesh holds together on the grate rather than turning to mush. Cut the pineapple into rings roughly 1.5cm thick, or spears if you prefer, and pat them dry with kitchen paper before they touch the grill. Excess surface moisture is the main thing standing between you and a proper caramelised crust, so don’t skip this step.

How to grill pineapple step by step

Preheat the grill to a genuine 200°C at the grate, hotter than most people expect for fruit. Brush each ring with melted butter; a light layer is enough, and place them directly over the heat. Leave them alone for a full 3 to 4 minutes per side. Moving fruit too early is the most common mistake; it needs that contact time to build sugar caramelisation rather than just steaming through. You’re looking for defined char lines and a slightly translucent, glossy surface once both sides are done.

For extra depth, dust the rings with cinnamon before grilling, or brush them with a mix of butter and a splash of dark rum in the final minute for a version that works well as an after-dinner treat for adults. Either add it late in the cook rather than at the start, or it will scorch before the fruit caramelises properly.

What to serve grilled pineapple with

Grilled pineapple earns its place on the table well beyond dessert. Serve it warm alongside grilled pork chops or gammon, where the sweetness cuts through the fat and balances the saltiness of cured cuts. Dice it into a fresh salsa with red onion, coriander and a squeeze of lime for grilled chicken or fish; it adds a brightness a standard tomato salsa doesn’t have. On its own, a warm ring topped with a scoop of vanilla ice cream and a drizzle of the berry syrup from earlier turns three separate grilled fruit techniques into one finished dish.

Tips for perfect caramelisation every time

A few habits separate good grilled pineapple from great grilled pineapple. Always pat the fruit dry beforehand; wet surfaces steam instead of char. Don’t skip the preheat; a grill that isn’t properly hot will cook the pineapple through before it caramelises on the outside. Resist flipping more than once per side; constant movement is a meat habit, not a fruit one. And cut pieces to a consistent thickness so the whole batch finishes together rather than some pieces burning while others stay pale.

If you’re setting up a full mixed grill session with both savoury and sweet courses running at once, our guide on how to smoke on a gas grill covers running multiple heat zones together, useful if you want pineapple caramelising on one side while ribs finish low and slow on the other. And if you’re still deciding between fuel types for a barbecue built around slow-cooked meat and quick-fired fruit like this, our comparison on using charcoal in a gas grill breaks down which setup gives you more precise control over heat zones.

Grilled fruit is one of the easiest ways to get more use out of equipment you already own. No new tools, no special skills beyond patience, and a result that turns fruit you were probably going to eat raw into the best part of the meal.

FAQ

Do you need to peel and core the pineapple before grilling?

Yes, remove the skin and the tough central core before grilling; both will char without softening and aren’t pleasant to eat. Cut into rings or spears of even thickness so every piece caramelises at the same rate.

Can you grill pineapple on a charcoal grill instead of a gas grill?

Yes, charcoal works just as well and often reaches the required heat faster. Place the rings over the hottest part of the coals for the same 3 to 4 minutes per side, watching closely since charcoal heat can be less even than gas.

Why does my grilled pineapple turn mushy instead of caramelising?

Mushy pineapple almost always means the grill wasn’t hot enough or the fruit wasn’t dried before cooking. Pat the rings dry with kitchen paper and confirm the grate is at 200°C before adding them.

How long does grilled pineapple keep once cooked?

Grilled pineapple keeps for up to 3 days in a sealed container in the refrigerator, though the caramelised edges soften on reheating. It’s best eaten warm within an hour of grilling, or added cold to a salsa the next day.