This clever dessert transforms garden zucchini into a treat that tastes remarkably like a traditional apple pie. It is an ideal solution for utilizing oversized summer squash while providing a surprising twist for your guests.

List of ingredients

2 cups all-purpose flour – base for the pastry.
1 teaspoon salt – enhances the crust flavor.
2/3 cup butter or vegetable shortening – provides flakiness and structure.
6-7 tablespoons cold water – binds the dough together.
6 cups peeled, quartered, cored and thinly sliced zucchini or summer squash – the main filling substitute for apples.
1/2 cup lemon juice – adds necessary acidity to mimic apple tartness.
pinch of salt – balances the sweetness of the filling.
1/2 cup granulated sugar – primary sweetener.
1/4 cup light or dark brown sugar – adds depth and caramel notes.
1 1/2 teaspoons ground cinnamon – provides classic apple pie aroma.
1/8 teaspoon ground nutmeg – adds warm spicy notes.
1/8 teaspoon ground ginger – adds a subtle zing.
2 tablespoons instant tapioca – thickens the juices to prevent a runny pie.
1 tablespoon granulated sugar – used for dusting the crust before the final bake.

step-by-step instructions

Prepare the pastry: Mix together flour and salt. Cut in the butter or vegetable shortening using a food processor or pie blender until the mixture resembles coarse crumbs. Gently sprinkle cold water over the flour mixture and stir until the dough holds its shape, being careful not to overmix. Flatten into two disks and refrigerate.
Prepare the zucchini: Fillet the zucchini by dividing it in quarters lengthwise and removing the seeds. Slice the zucchini into pieces approximately 1/8 to 1/4 inch thick to resemble apple slices.
Initial cooking: Combine the sliced zucchini, lemon juice, and a pinch of salt in a medium saucepan. Bring the mixture to a boil, then reduce the heat and cook, stirring occasionally, for about 5 minutes until the zucchini begins to soften.
Add flavorings: Stir in the granulated sugar, brown sugar, cinnamon, nutmeg, and ginger. Simmer the mixture for an additional 5 minutes to allow flavors to penetrate.
Thicken the filling: Remove the saucepan from the heat. Stir in the instant tapioca and let the filling stand for 15 minutes to allow the starch to hydrate.
Prepare the oven: Preheat the oven to 425°F and place the oven rack in the lower third of the oven.
Roll the crust: Roll out the chilled pie crust on lightly floured wax paper for easier handling. Place the bottom crust into a 9-inch pie plate.
Assemble the pie: Spoon the prepared zucchini filling into the bottom crust. Place the top crust over the filling and crimp the edges to seal. Cut small slits in the top crust to allow steam to escape during baking.
First bake: Place the pie on the lower third rack. Use a pie drip pan and a pie crust shield if desired. Bake for 20 minutes at 425°F.
Second bake: Reduce the oven temperature to 350°F and bake for 30 minutes more.
Final touch: Sprinkle the top of the pie with the reserved tablespoon of granulated sugar. Bake for another 10 to 15 minutes until the crust is golden and the juices are bubbling through the slits.
Cooling: Remove the pie from the oven and cool completely on a wire rack.

Optimal Zucchini Selection

Choose Mature Squash

For the best results, use overgrown zucchini or larger summer squash. These mature vegetables have a firmer texture and a more neutral flavor that is easier to transform into a dessert.

Avoid Baby Zucchini

Do not use young, small zucchini for this recipe. Baby zucchini often retain a strong vegetable taste that is difficult to mask with sugar and spices, which can result in a savory-tasting pie.

Ensure Consistent Slicing

Slice the zucchini to a thickness of 1/8 to 1/4 inch. Consistent thickness ensures that all pieces cook evenly and mimic the mouthfeel of cooked apple slices.

Pie Crust Mastery

Maintain Cold Temperatures

Keep your butter or shortening and water very cold. Cold fats create small pockets of steam during baking, which results in a flaky, layered crust rather than a dense one.

Prevent Dough Overworking

Stir the water into the flour just until the dough holds together. Overmixing develops too much gluten, which can make the crust tough and chewy instead of tender.

Use Wax Paper for Easy Transfer

Rolling the dough on lightly floured wax paper makes it much easier to lift and move the crust into the pie plate. This prevents the dough from tearing or stretching during the transfer process.

Properly Chill the Dough Disks

Allowing the dough disks to refrigerate before rolling ensures the fat remains solid. This is critical for achieving the desired texture and preventing the crust from shrinking during the bake.

Filling Texture and Flavor Control

Simmer for Flavor Development

The simmering process is essential for breaking down the zucchini’s vegetable profile. This allows the sugars and spices to infuse into the slices, creating the illusion of apple flavor.

Balance Acidity with Lemon Juice

Lemon juice provides the tartness typically found in Granny Smith apples. Without this acidity, the pie would taste overly sweet and lack the brightness associated with fruit pies.

Utilize Instant Tapioca for Thickness

Instant tapioca is used here to bind the juices released by the zucchini. It creates a clear, thick gel that keeps the slices together and prevents the bottom crust from becoming soggy.

Allow the Filling to Rest

Letting the filling stand for 15 minutes after adding tapioca is a necessary step. This hydration period ensures the thickener works efficiently once the pie enters the oven.

Baking and Oven Techniques

Set the Rack to the Lower Third

Placing the pie on the lower rack ensures the bottom crust is exposed to enough heat to cook through. This prevents the common issue of a “soggy bottom” in fruit-style pies.

Implement a Two-Stage Temperature Shift

Starting at 425°F sets the crust quickly, while dropping to 350°F allows the filling to cook through without burning the exterior. This temperature transition is key to a perfectly golden finish.

Use a Pie Drip Pan for Overflows

Zucchini has a high water content, and juices may bubble over during the baking process. A drip pan catches these spills, keeping your oven clean and preventing smoke.

Protect Edges with a Crust Shield

A pie crust shield or aluminum foil strips prevent the crimped edges from over-browning. This allows the center of the pie to finish cooking without the rim becoming too dark.

Create Steam Vents in the Top Crust

Cutting slits in the top crust is mandatory for moisture release. Without these vents, steam can build up and cause the top crust to lift or the filling to boil over.

Serving and Preservation

Allow Sufficient Cooling Time

Because zucchini is roughly 95% water, the filling needs time to set. Cooling the pie for at least two hours ensures that the slices hold their shape when cut.

Proper Refrigeration Storage

Store leftover pie in an airtight container in the refrigerator. The chilled environment helps maintain the stability of the tapioca-thickened filling over several days.

Best Reheating Methods

To reheat, place individual slices in a toaster oven or conventional oven at 300°F. Avoid the microwave if you want to maintain the crispness of the pastry crust.

Serving with Complementary Toppings

Serve slices warm with a scoop of vanilla ice cream or a dollop of whipped cream. The cold creaminess balances the warmth of the cinnamon and ginger spices.

Ingredient Alternatives

Substituting Brown Sugar

If you do not have brown sugar, you can use all granulated sugar. However, the brown sugar adds a molasses-like depth that enhances the “baked apple” flavor profile.

Using Vegetable Shortening

Vegetable shortening can be used as a direct replacement for butter in the crust. Shortening often produces a higher rise and a more tender crumb than butter alone.

Replacing Granulated Sugar

Coconut sugar or maple sugar can be used as alternatives for the granulated sugar. Avoid using liquid honey or syrups, as they add too much moisture and can ruin the crust.

Common Troubleshooting FAQ

Why is my pie filling too runny?

This usually happens if the tapioca was not allowed to rest or if the zucchini was not simmered long enough. Ensure you use instant tapioca and follow the 15-minute resting period exactly.

Can I use summer squash instead of zucchini?

Yes, yellow summer squash works perfectly as a substitute. It has a similar texture and water content to zucchini, making it an excellent alternative for the filling.

Why does the crust brown too quickly?

This occurs if the oven temperature is too high or if the pie is placed too high in the oven. Use a pie shield and ensure the rack is in the lower third of the oven.

Can this pie be frozen?

Yes, you can freeze the pie after it has completely cooled. Wrap it tightly in plastic wrap and aluminum foil, then thaw it in the refrigerator before reheating.

How do I remove the zucchini flavor?

The key is using mature zucchini and ensuring the lemon juice and spices are simmered with the squash. This chemical interaction masks the vegetable taste and replaces it with a dessert flavor.

Zucchini Apple Pie (Zapple Pie)

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Author: alyssabennett
Total Time: 1 hour 15 minutes
Yield: 8 servings 1x
Diet: Vegetarian

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Description

This mock apple pie is made with overgrown zucchini or summer squash. It is so close to the real deal that your family may not believe it is made with zucchini.

Ingredients

Scale

2 cups all-purpose flour
1 teaspoon salt
2/3 cup butter or vegetable shortening
6–7 tablespoons cold water
6 cups peeled, quartered, cored and thinly sliced zucchini or summer squash
1/2 cup lemon juice
pinch of salt
1/2 cup granulated sugar
1/4 cup light or dark brown sugar
1 1/2 teaspoons ground cinnamon
1/8 teaspoon ground nutmeg
1/8 teaspoon ground ginger
2 tablespoons instant tapioca
1 tablespoon granulated sugar

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Instructions

Step: Mix together flour and salt, cut in butter or vegetable shortening until mixture resembles coarse crumbs, sprinkle with water until dough holds shape, flatten into two disks and refrigerate.
Step: Fillet zucchini into slices about 1/8 to 1/4 inch thick.
Step: Combine zucchini, lemon juice, and salt in a medium saucepan, bring to a boil, then reduce heat and cook for 5 minutes until zucchini starts to soften.
Step: Add granulated sugar, brown sugar, cinnamon, nutmeg, and ginger and simmer for 5 minutes longer.
Step: Remove from heat, stir in tapioca, and let stand for 15 minutes.
Step: Preheat oven to 425°F and place a rack in the lower third of the oven.
Step: Roll out pie crust, place the bottom crust in a 9 inch pie plate.
Step: Spoon zucchini filling into bottom crust, place top crust, crimp edges, and cut small slits in the top for steam to escape.
Step: Bake on the lower third rack for 20 minutes.
Step: Reduce heat to 350°F and bake for 30 minutes more.
Step: Sprinkle top of pie with reserved sugar and bake for 10 to 15 minutes more until crust is golden and juices bubble.
Step: Remove from oven and cool on a wire rack.

Notes

Use overgrown zucchini rather than young zucchini for the best flavor. Cool the pie for at least a couple of hours before serving to ensure clean slices.

Prep Time: 25 minutes
Cook Time: 50 minutes
Category: Dessert
Method: Baking
Cuisine: American

Nutrition

Serving Size: 1 slice
Calories: 410 kcal
Sugar: 22 g
Sodium: 310 mg
Fat: 18 g
Saturated Fat: 11 g
Unsaturated Fat: 7 g
Trans Fat: 0 g
Carbohydrates: 46 g
Fiber: 3 g
Protein: 5 g
Cholesterol: 55 mg