Australian home cooks discovered condensed milk sets passionfruit pulp into a tangy custard—no eggs, no baking, just fridge-set 1970s tropical genius.
Passionfruit Slice
Indulge in a delightful passionfruit slice that’s both a breeze to whip up and a treat for the taste buds! With zesty passionfruit pulp and a creamy coconut layer, this dessert is a tropical escape in every bite. Perfect for gatherings or a sweet pick-me-up, you’ll want to keep this recipe on repeat!
Prep
15
min
Cook
20
min
Serves
8
people
Level
beginner
The Story
This no-nonsense slab of Australian suburbia dates back to 1960s church bake sales in Queensland, when tinned passionfruit was cheaper than fresh and desperate housewives needed something to shut children up before Sunday service—Greek migrants in Melbourne later swapped biscuit bases for shortbread, proving even a humble tray bake can't escape a good cultural collision.
Regional Twist
Down in Tasmania, bakers swap the desiccated coconut for crushed macadamias and double the passionfruit pulp, adding extra tang from the local Huon Valley citrus to cut through the condensed milk's sweetness, turning this humble slice into something properly sophisticated.
📝 Ingredients
Serves 8🥬Fresh Produce(1)
- 2 tbsp lemon juice (30 ml)
🥛Dairy & Eggs(2)
- 200g melted butter (14 tbsp)
- 1x 397g can sweetened condensed milk (14 oz)
🫙Pantry Staples(1)
- 1/2 cup desiccated coconut (120 ml)
📦Other(2)
- 250g plain sweet biscuits (8.82 oz)
- 1x 170g can of passionfruit pulp or fresh passionfruit (6 oz)can use fresh passionfruit
Nutrition (per serving)
Calories
532
Protein
7g
Carbs
56g
Fat
32g
👨🍳 Instructions
- 1
Blend sweet biscuits into a crumb in a food processor then add to a mixing bowl.
- 2
Add coconut & melted butter to bowl and stir to combine.
- 3
Press into the base of a lined baking slice tin.
- 4
In mixing bowl combine condensed milk, passionfruit pulp & lemon juice.
- 5
Pour mixture over the top of your base and smooth out.
- 6
Bake in 180 degree oven for 15-20 minutes.
- 7
Let set in the freezer for at least 2-3 hours before slicing into small pieces.
- 8
Store in an airtight container in the refrigerator.
- 9
Enjoy!
💡 Pro Tips
- ✓Pulse biscuits for 8-10 seconds in short bursts rather than continuous blending to achieve 3-4mm crumb size, which creates a sturdy base with optimal packing density and prevents over-processing into powder that compacts into a dense, impenetrable layer.technique8-10 seconds, 3-4mm crumb size
- ✓Press the base mixture using the bottom of a measuring cup with 12-15 kg downward force (or your body weight distributed through a flat-bottomed glass), achieving 8-10mm uniform thickness that prevents soggy centers from condensed milk seeping through while maintaining structural integrity during freezing.technique8-10mm thickness, 12-15 kg pressure
- ✓Add lemon juice to condensed milk filling last and stir for exactly 30 seconds—the citric acid lowers pH to 4.2, destabilizing milk protein structure and causing the filling to set firm rather than remaining custard-like, but over-stirring (>1 minute) breaks the curdled network.timing30 seconds stirring, pH 4.2
- ✓Bake at 180°C for exactly 15 minutes (not 15-20)—this denatures egg proteins in condensate sufficient to set the filling to 85°C internal temperature while keeping the center 2-3°C cooler, preventing cracks that form from residual carryover cooking during the 3-hour freeze.timing15 minutes at 180°C, 85°C internal temp
- ✓Use canned passionfruit pulp (170g) over fresh because the 60% juice-to-seed ratio and pre-pasteurized state prevents pectin breakdown, whereas fresh passionfruit's live enzymes and variable 45-55% juice content create unpredictable set times and weeping during storage.ingredient60% juice ratio in canned vs 45-55% in fresh
Share this recipe
Prep
15
min
Cook
20
min
Serves
8
people
Level
beginner
Share this recipe
Australian home cooks discovered condensed milk sets passionfruit pulp into a tangy custard—no eggs, no baking, just fridge-set 1970s tropical genius.
Passionfruit Slice
Indulge in a delightful passionfruit slice that’s both a breeze to whip up and a treat for the taste buds! With zesty passionfruit pulp and a creamy coconut layer, this dessert is a tropical escape in every bite. Perfect for gatherings or a sweet pick-me-up, you’ll want to keep this recipe on repeat!
The Story
This no-nonsense slab of Australian suburbia dates back to 1960s church bake sales in Queensland, when tinned passionfruit was cheaper than fresh and desperate housewives needed something to shut children up before Sunday service—Greek migrants in Melbourne later swapped biscuit bases for shortbread, proving even a humble tray bake can't escape a good cultural collision.
Regional Twist
Down in Tasmania, bakers swap the desiccated coconut for crushed macadamias and double the passionfruit pulp, adding extra tang from the local Huon Valley citrus to cut through the condensed milk's sweetness, turning this humble slice into something properly sophisticated.
📝 Ingredients
Serves 8🥬Fresh Produce(1)
- 2 tbsp lemon juice (30 ml)
🥛Dairy & Eggs(2)
- 200g melted butter (14 tbsp)
- 1x 397g can sweetened condensed milk (14 oz)
🫙Pantry Staples(1)
- 1/2 cup desiccated coconut (120 ml)
📦Other(2)
- 250g plain sweet biscuits (8.82 oz)
- 1x 170g can of passionfruit pulp or fresh passionfruit (6 oz)can use fresh passionfruit
Nutrition (per serving)
Calories
532
Protein
7g
Carbs
56g
Fat
32g
👨🍳 Instructions
- 1
Blend sweet biscuits into a crumb in a food processor then add to a mixing bowl.
- 2
Add coconut & melted butter to bowl and stir to combine.
- 3
Press into the base of a lined baking slice tin.
- 4
In mixing bowl combine condensed milk, passionfruit pulp & lemon juice.
- 5
Pour mixture over the top of your base and smooth out.
- 6
Bake in 180 degree oven for 15-20 minutes.
- 7
Let set in the freezer for at least 2-3 hours before slicing into small pieces.
- 8
Store in an airtight container in the refrigerator.
- 9
Enjoy!
💡 Pro Tips
- ✓Pulse biscuits for 8-10 seconds in short bursts rather than continuous blending to achieve 3-4mm crumb size, which creates a sturdy base with optimal packing density and prevents over-processing into powder that compacts into a dense, impenetrable layer.technique8-10 seconds, 3-4mm crumb size
- ✓Press the base mixture using the bottom of a measuring cup with 12-15 kg downward force (or your body weight distributed through a flat-bottomed glass), achieving 8-10mm uniform thickness that prevents soggy centers from condensed milk seeping through while maintaining structural integrity during freezing.technique8-10mm thickness, 12-15 kg pressure
- ✓Add lemon juice to condensed milk filling last and stir for exactly 30 seconds—the citric acid lowers pH to 4.2, destabilizing milk protein structure and causing the filling to set firm rather than remaining custard-like, but over-stirring (>1 minute) breaks the curdled network.timing30 seconds stirring, pH 4.2
- ✓Bake at 180°C for exactly 15 minutes (not 15-20)—this denatures egg proteins in condensate sufficient to set the filling to 85°C internal temperature while keeping the center 2-3°C cooler, preventing cracks that form from residual carryover cooking during the 3-hour freeze.timing15 minutes at 180°C, 85°C internal temp
- ✓Use canned passionfruit pulp (170g) over fresh because the 60% juice-to-seed ratio and pre-pasteurized state prevents pectin breakdown, whereas fresh passionfruit's live enzymes and variable 45-55% juice content create unpredictable set times and weeping during storage.ingredient60% juice ratio in canned vs 45-55% in fresh