Grilled Apple Crisp

Name: Grilled Apple Crisp
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Yield: 6 servings
Cuisine: American
Ingredients: 6 medium (about 2 lb) Medium apples (Honeycrisp, Gala or your choice); 2 tbsp Fresh lemon juice; 0.5 cup Packed light brown sugar; 1 tsp Ground cinnamon; 1 cup Old-fashioned rolled oats; 0.5 cup All-purpose flour; 6 tbsp Unsalted butter, cold and cut into small pieces; 0.25 tsp Kosher salt

A smoky, warm take on classic apple crisp where halved and lightly charred apples are finished under a buttery oat topping on the grill. Perfect for summer cookouts or cozy fall evenings, it delivers tender fruit, crisp topping and a hint of grill-char flavor.

0.0(0 reviews)

Prep: 20m · Cook: 25m · Total45 mins

DifficultyEasy

Serves6

AuthorJake

Jake's note

"This grilled apple crisp is great for outdoor gatherings — it’s easy to scale and cooks in a single cast-iron skillet or foil pan right on the grill. Home cooks will love the quick prep and the caramelized, smoky notes that make a simple dessert feel special."

Grilled Apple Crisp

This grilled apple crisp takes everything you love about a classic kitchen-baked dessert and gives it a smoky, outdoor-friendly twist. Halving the apples and placing them cut-side down on a hot grate concentrates caramelization where you want it, so each bite has a tender, jammy interior with bright grill-char streaks on the surface. The oat-and-butter crumble is intentionally left with pea-sized butter bits so it browns into a mix of crisp shards and buttery pockets while the fruit finishes gently on indirect heat, marrying textures without turning the apples to mush. Lemon juice keeps the apples bright and the light brown sugar with cinnamon gives a rounded, caramel spice that plays well with the grill’s smoke.

This is a dish that works for lazy backyard suppers and cozy autumn dinners alike — cast-iron straight from the fire to the table makes it feel special with minimal fuss. Use firmer eating apples like Honeycrisp or Pink Lady if you want defined pieces, or a mix with Granny Smith for tartness; either way, cold butter and old-fashioned oats are the two small choices that make the topping sing. Finish with a scoop of vanilla ice cream or a drizzle of warm caramel for an easy, crowd-pleasing finish.

Plan your timing

Enter your target meal time:

6:07 pm–6:15 pm→Prep and season the apples

6:15 pm–6:23 pm→Make the oat crumb topping

6:23 pm–6:31 pm→Preheat and prepare the grill

6:31 pm–6:39 pm→Char the apples on direct heat

6:39 pm–6:47 pm→Top and finish cooking indirectly

6:47 pm–6:55 pm→Rest and serve warm

Ingredients

Yield

Instructions

Prep and season the apples

Core and halve the apples (leave the skins on), then toss them in a bowl with lemon juice, 1/4 cup of the brown sugar and the ground cinnamon until evenly coated. Arrange the apple halves, cut side down, in a single layer inside a well-oiled cast-iron skillet or on a heavy sheet of foil made into a shallow pan.

For this step

6 medium (about 2 lb)Medium apples (Honeycrisp, Gala or your choice)
2 tbspFresh lemon juice
0.5 cupPacked light brown sugar
1 tspGround cinnamon

Make the oat crumb topping

In a medium bowl combine the rolled oats, all-purpose flour, the remaining 1/4 cup brown sugar and kosher salt. Cut the cold butter into the mixture with a pastry cutter or your fingertips until it resembles coarse crumbs with some pea-sized bits.

For this step

1 cupOld-fashioned rolled oats
0.5 cupAll-purpose flour
6 tbspUnsalted butter, cold and cut into small pieces
0.25 tspKosher salt

Preheat and prepare the grill

Preheat the grill to medium (about 350–400°F / 175–200°C) and oil the grates well. Set up a two-zone fire if using charcoal (direct and indirect) or leave one burner off for indirect heat on a gas grill.

Char the apples on direct heat

Place the skillet or foil pan over direct heat and grill the apple halves cut-side down for 4–6 minutes until they develop grill marks and begin to soften. Flip the apples and cook 2–3 minutes more on the skin side to develop a light char without turning mushy.

Top and finish cooking indirectly

Sprinkle the oat crumb topping evenly over the apples, then move the skillet to the cooler part of the grill (indirect heat). Close the lid and bake on the grill for 10–12 minutes more, or until the topping is golden and the apples are tender when pierced with a fork.

Rest and serve warm

Remove the skillet from the grill and let the crisp rest 5 minutes so the juices settle. Serve warm straight from the skillet — it’s lovely on its own or with a scoop of vanilla ice cream or whipped cream if desired.

Tips from the kitchen

Choose firmer apples

Pick apples that hold their shape—Honeycrisp, Pink Lady or Granny Smith—to avoid a mushy filling; if you like a softer result, include one softer variety like Gala.

Cut butter cold

Keep butter well chilled and cut into pea-sized bits so the topping crisps into crunchy nuggets rather than melting flat.

Use two-zone heat

Sear the apples over direct heat for those charred marks, then move to indirect heat to finish so the topping browns without burning the fruit.

Oil the pan and grates

Brush both the skillet/foil and grill grates with a high-smoke-point oil to prevent sticking and preserve those neat grill marks.

Check doneness visually

Pierce near the center with a fork—apples should be tender but not collapsing, and the topping should be golden and aromatic before removing from the grill.

Variations & substitutions

Gluten-free crumble

Swap the flour for almond flour and use certified gluten-free oats; the topping will be slightly denser but still wonderfully crunchy.

Vegan version

Use a plant-based butter and replace the brown sugar with an equal mix of coconut sugar and 1–2 tbsp maple syrup for extra moisture and caramel notes.

Nutty crunch boost

Stir 1/2 cup toasted chopped walnuts or pecans into the oat mixture for additional texture and a toasty counterpoint to the apples.

Spiced or boozy twist

Add 1/2 tsp ground ginger and a pinch of nutmeg to the topping, or toss the apples with 1–2 tbsp bourbon or apple brandy for warm, layered flavor.

Storage & make-ahead

Cool the crisp to room temperature, then cover and refrigerate for up to 3–4 days. To reheat, place the skillet or transfer to an oven-safe dish and warm in a 325°F oven for 10–15 minutes to restore crispness; avoid the microwave if you want to keep the topping crunchy. You can also freeze the baked crisp for up to 2 months—thaw overnight in the fridge and re-crisp in the oven.

What to serve with it

Serve warm straight from the skillet with a scoop of vanilla ice cream or a dollop of lightly sweetened whipped cream; a drizzle of salted caramel or a sprinkle of flaky sea salt elevates the flavors. For drinks, pair with a hard cider or a lightly oaked riesling in cooler months, or a smoky mezcal cocktail for an outdoor barbecue vibe.

Frequently asked questions

Can I make this in an oven instead of the grill?

Yes—preheat the oven to 375°F and roast the apple halves cut-side down on a baking sheet for 8–10 minutes to caramelize before adding the topping and baking 10–12 minutes until golden.

What if my apples are very large or very small?

Adjust cooking time: larger apples need a few extra minutes on indirect heat, while small apples will cook faster—test with a fork and remove when tender but not falling apart.

Why are the apples halved instead of sliced?

Halving concentrates the fruit’s juices, creates larger caramelized surfaces for direct heat, and makes for a dramatic presentation when served right from the skillet.

How can I prevent the topping from getting soggy?

Ensure the butter is cold and cut into coarse crumbs, and finish the crisp on indirect heat just long enough to brown the topping; re-crisp in a hot oven if it softens while cooling.

Can I prepare components ahead of time?

Yes—toss the apples with lemon, sugar and cinnamon up to 6 hours ahead and refrigerate, and make the oat topping up to 2 days ahead; assemble and grill when ready.

Is it okay to use quick oats instead of old-fashioned oats?

Old-fashioned rolled oats provide better texture and structure; quick oats will work in a pinch but yield a finer, less textural crumble.

About the author

Jake

Hello, I'm Jake. I started this recipe site with the idea that I hated recipe websites that overwhelm you with long stories and ads just to see plain content that's not helpful. My goal is to provide you with quality recipes, simple ideas and a fun cooking experience. There's lots of fun things to cook, and I think as you browse the site you'll find that TopShelf.Recipes is the place for quality recipes on the web.

See all recipes by Jake →

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Ingredients

6 servings

Step 1: Prep and season the apples

Medium apples (Honeycrisp, Gala or your choice)6 medium (about 2 lb)
Fresh lemon juice2 tbsp
Packed light brown sugar0.5 cup
Ground cinnamon1 tsp

Step 2: Make the oat crumb topping

Old-fashioned rolled oats1 cup
All-purpose flour0.5 cup
Unsalted butter, cold and cut into small pieces6 tbsp
Kosher salt0.25 tsp

Nutrition Facts

Per serving: 1 serving (213g)

Calories237

Total Fat3.8g

Saturated Fat0.9g

Trans Fat0.5g

Polyunsaturated Fat1.2g

Monounsaturated Fat0.4g

Total Carbohydrates48.4g

Dietary Fiber0.6g

Total Sugars23.8g

Protein4.2g

Nutrition values are estimated from USDA ingredient data and may vary based on preparation, brands, and portion sizes. Values are provided for informational purposes only.

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