Air Fryer Recipe

Brownies

  • Prep: 10 min
  • Cook: 25 min
  • Total: 35 min
  • Serves: 4
  • Category: Dessert
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Brownies

Air fryer brownies are quick, easy, and provide a rich, fudgy texture that rivals traditional baking methods.

Ingredients

  • 125g unsalted butter
  • 200g dark chocolate (at least 70% cocoa), chopped
  • 250g caster sugar
  • 3 large eggs, beaten
  • 1 teaspoon vanilla extract
  • 100g plain flour
  • 30g cocoa powder
  • A pinch of salt
  • Optional: nuts, chocolate chips, or marshmallows

Method

  1. Melt the butter and dark chocolate together in a heatproof bowl over simmering water or in the microwave. Stir until smooth and set aside to cool slightly.
  2. In a separate bowl, beat the caster sugar, eggs, and vanilla extract until pale and slightly thickened, about 3-5 minutes.
  3. Fold the melted chocolate mixture into the egg mixture using a spatula until well incorporated.
  4. Sift in the plain flour, cocoa powder, and salt. Fold into the chocolate mixture until just combined. Do not overmix.
  5. Mix in optional add-ins like nuts, chocolate chips, or marshmallows if desired.
  6. Line the air fryer’s baking pan with baking paper or grease it lightly. Pour the batter into the pan and spread evenly.
  7. Preheat the air fryer to 160°C (320°F). Place the pan in the air fryer basket and cook for 20-25 minutes.
  8. Check doneness with a skewer; it should come out with a few moist crumbs.
  9. Allow brownies to cool in the pan for at least 10 minutes before removing and cutting into squares.

Why this works in an air fryer

Air-fryer convection dries and sets the brownie surface quickly, while 160°C slows the edges so the centre can stay fudgy. Beating eggs with sugar dissolves sugar for a thin shiny crust; folding flour briefly limits gluten, preventing a cakey or rubbery texture.

Equipment notes

Assumes an 18–20cm metal baking pan in a 5–6 litre basket with air space around it. In a single-drawer fryer, place the pan centrally and check early if the element is close; in dual-zone models, smaller drawers run tighter and hotter, so use a smaller pan or cook in two thinner batches, checking 3–5 minutes sooner.

Common pitfalls

  • Top looks dry and deeply cracked but the skewer is wet batter in the middle: the pan is too deep or the top heat is too fierce; loosely cover with foil, reduce to 150°C and cook in 4–5 minute bursts.
  • Edges are hard and the skewer comes out clean: they are overbaked; next time start checking at 18 minutes and remove when the centre still gives moist crumbs, not a clean skewer.
  • Brownies are tall, cakey or slightly tough: the flour was overmixed or the eggs were beaten too foamy; fold only until no dry streaks remain and tap the pan once before cooking.
  • Greasy pools appear on top or the batter looks split before baking: the chocolate mixture was too hot when added to the eggs; let it cool until just warm and whisk briefly until glossy before folding in the dry ingredients.

Variations & substitutions

  • Use light brown sugar for half the caster sugar for a chewier brownie; its extra moisture can add 2–3 minutes to the set time.
  • Swap in a gluten-free plain flour blend by weight; the brownies will be more fragile hot, so cool fully before lifting from the pan.
  • Add toasted walnuts or pecans; they reduce the perception of sweetness and do not usually change timing, but keep pieces under 1cm for clean slicing.
  • For marshmallows, fold in mini ones or press larger pieces just below the surface; exposed marshmallow catches quickly in the air fryer, so check the top from 15 minutes.

Storage & reheating

Keep cooled brownies in an airtight tin for 4–5 days, or reheat squares in the air fryer at 150°C for 2–3 minutes until the edges soften and the centre is warm.

Nutrition

Calories: 250

Equipment you'll need

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