This burger puts grilled peaches and salty prosciutto on top of a beef patty glazed with smoky BBQ sauce, all on a toasted brioche bun. It sounds fancy, but the technique is straightforward — you’re just grilling fruit alongside your patties. The real reason to make it: peak-summer peaches on a grill are genuinely one of the best things you can do with a backyard fire.
Before you start
Two things will make or break this burger. First, your peaches need to be ripe but still firm — a soft, overripe peach will fall apart on the grill before it caramelizes. Press gently near the stem; it should give slightly but not feel mushy. Second, when you form the patties, handle the meat as little as possible. Overworking ground beef tightens the proteins and gives you a dense, tough puck instead of a juicy burger. Mix in the salt and pepper with just a few folds, press each patty out to about ¾-inch thick, and make a shallow dimple in the center with your thumb — this stops the patty from puffing up into a dome as it cooks. Use a meat thermometer and pull the patties at 160°F (71°C) internal temperature; that’s the safe target for ground beef.
About the ingredients
- Prosciutto: Buy it pre-sliced from the deli counter if you can — it’s thinner and more evenly cut than packaged versions. Don’t grill it; the heat turns it leathery. Lay it on the burger raw right before serving so it stays silky.
- Fresh mozzarella: This is wetter than low-moisture mozzarella. Pat the slices dry with a paper towel before you stack them, otherwise the extra liquid soaks into the bun and makes it soggy.
- 80/20 ground beef: The fat content matters here. Leaner beef will dry out faster on a hot grill, especially with the BBQ sauce caramelizing quickly. Stick with 80% lean for this one.
- Brioche buns: If you can’t find brioche, a potato roll is a solid backup — soft, slightly sweet, holds up to the juicy toppings.
Mistakes to avoid
- Skipping the oil on the peaches: An unoiled peach will stick to the grill grates and tear instead of releasing cleanly. A light brush of olive oil on the cut side is all it takes.
- Adding BBQ sauce too early: Brush the sauce on only in the last 2 minutes of cooking. The sugar in BBQ sauce burns fast on a hot grill — add it too soon and you get a bitter, charred crust rather than a glossy glaze.
- Stacking the burger straight off the grill: Let the patty rest for 2 minutes before you build the burger. Cutting into it immediately lets all the juices run out onto the plate instead of staying in the meat.
- Crowding the grill: Peach halves, four patties, and buns all need grill space at different times. Plan the order — peaches first, then patties, then buns last while the patties rest — so nothing gets rushed or forgotten.
- Skipping the thermometer because the outside looks done: A patty can look well-seared on the outside and still be undercooked in the center. Ground beef needs to hit 160°F (71°C) all the way through — skip the guesswork and use an instant-read thermometer.
BBQ Peach and Prosciutto Burger
Ingredients
- 4 medium brioche burger buns soft and lightly toasted
- 500 g ground beef preferably 80% lean
- 1 cup BBQ sauce smoky flavored
- 2 large ripe peaches halved and pitted
- 8 slices Prosciutto thinly sliced
- 4 medium lettuce leaves crisp
- 8 slices fresh mozzarella thick cut
- 1 tbsp olive oil extra virgin
- 1 tsp salt
- 1 tsp ground black pepper freshly ground
Instructions
- Preheat the grill to medium-high heat (about 200°C or 390°F).
- Lightly brush the peach halves with olive oil and place them cut-side down on the grill. Grill for 3-4 minutes until caramelized. Remove, allow to cool slightly then slice into wedges.
- In a bowl, gently combine the ground beef, salt, and black pepper. Form into four equal patties, ensuring not to overwork the meat.
- Place the patties on the grill. Cook for 5-6 minutes on each side, brushing with BBQ sauce during the last few minutes. For best flavor, aim for a seared crust on each side.
- Toast the brioche buns on the grill for about 1-2 minutes until golden brown.
- Assemble the burgers: Place a lettuce leaf on the bottom half of each bun, followed by a beef patty. Top each patty with mozzarella slices, grilled peach wedges, and prosciutto slices.
- Add a final drizzle of BBQ sauce over the toppings, place the top half of the bun, and serve immediately.
Notes
Nutrition
Frequently asked questions
Can I make this without a grill, using a stovetop instead?
Yes — a cast-iron skillet or grill pan works well for both the patties and the peaches. Get the pan hot over medium-high heat, and cook the peach halves cut-side down for 3 to 4 minutes until they have good color before slicing them into wedges.
How do I know when the patties are actually done?
Use an instant-read thermometer and look for 160°F (71°C) at the thickest part of the patty — that’s the safe internal temperature for ground beef. Color alone isn’t reliable; a patty can look brown inside before it’s fully cooked through.
Can I prep anything ahead of time so this comes together faster at the grill?
Yes — form the patties up to 24 hours ahead, cover them, and refrigerate. You can also halve and pit the peaches in advance and keep them in the fridge until you’re ready to grill. Just don’t brush the peaches with oil until right before they go on the grates, or they’ll absorb it and get slippery.