Blueberry Poke Cake: An Easy Summer Dessert Recipe

Blueberry Poke Cake

Blueberry poke cake is one of those desserts that looks fancy but comes together in almost no time, and everyone always asks for the recipe. I keep coming back to it every summer because poke cakes are extra moist and soft, and the whole thing is incredibly easy to make.

You bake a simple sheet cake, poke it full of little holes, then let blueberry filling sink into every bite. It feels special enough for a cookout and easy enough for a Tuesday, which is exactly the kind of baking I love.

Blueberry Poke Cake

This blueberry poke cake starts with a boxed white cake mix, so you get a soft, tender base without pulling out every bowl in the kitchen. Once the cake is baked, canned blueberry pie filling goes over the top, followed by a generous layer of whipped cream topping. A buttery graham cracker crumble finishes it with a little crunch.

The flavor comes out light, delicate, and refreshing. It is the kind of dessert that works for summer gatherings, potlucks, and birthday tables because it is simple to assemble and still looks impressive when you set it down. The crumble adds richness without weighing the cake down, and the blueberry filling keeps every slice moist.

I bring this to family dinners, church potlucks, and backyard cookouts, and it always disappears before the burgers are off the grill. Serve it cold in squares straight from the pan, with a few extra fresh blueberries scattered over each slice for color.

Ingredients You Will Need:

Everything here is easy to find at a regular grocery store. Full amounts are in the recipe box below, but here is what you will need and why each piece matters.

• Cake mix: a white cake mix is used for the base. A yellow cake mix will also work if that is what you have in the pantry, and the article gives instructions for turning the whole thing into a lemon blueberry poke cake.
• Blueberry pie filling: canned blueberry pie filling is the quick route. If you prefer to make it from scratch, there is a homemade stove top filling option further down.
• Whipped cream: homemade or store bought both work well here. You will need it thawed if you are using frozen whipped topping, so move it to the refrigerator the night before.
• Topping: graham crackers, brown sugar, and butter get mixed together for that buttery crumble on top.

That is the whole list. No specialty equipment, no complicated steps, and nothing you cannot grab on a normal grocery run.

How To Make Blueberry Poke Cake

The process is short and forgiving. Bake the boxed cake mix according to the package instructions, then work quickly while the cake is still warm.

1. Press holes into the baked cake.
2. Spread blueberry filling over the top and let it settle into the holes.
3. Add whipped cream in an even layer.
4. Sprinkle the graham cracker mixture over the cream.
5. Chill for 4 hours before serving.

That chilling time is not optional. It gives the filling a chance to soak into the cake and lets the topping set so the slices come out clean. I usually make this in the morning for an evening cookout, and it is ready right when guests arrive.

If you are short on refrigerator space, keep the cake in the pan and cover it tightly with plastic wrap or a lid. It slides onto a shelf easily and stays neat for serving.

Lemon Blueberry Poke Cake:

If you love citrus with berries, this variation is worth trying. Swap the white cake mix for a boxed lemon cake mix, or use a homemade lemon sheet cake if you have a favorite recipe. Then follow the same directions for poking, filling, and chilling.

The one change is the topping. Instead of the crushed graham cracker mixture, finish the cake with lemon zest and fresh blueberries. That keeps the flavor bright and a little lighter, and lemon with blueberries is one of my favorite combinations for warm weather.

Serve it the same way, straight from the refrigerator, and it holds up well at a picnic or a family dinner. I like this version with a tall glass of iced tea on a hot afternoon.

How To Make Homemade Blueberry Sauce:

I am usually all about the easiest possible route, and canned pie filling is exactly that. Still, blueberry pie filling is not a staple in every pantry, and you may not want to make a special trip for one ingredient. That is where homemade blueberry sauce comes in, and it is still simple.

You will need fresh blueberries for this one. The full list is short.

• 12 ounces fresh blueberries, rinsed
• 3 tablespoons sugar
• 1 tablespoon cornstarch
• 1 tablespoon water

One note on the ingredients. An older ingredient list mentioned flour, but the cooking directions call for cornstarch, and cornstarch is the correct thickener here. Use cornstarch for the best texture.

Make this sauce ahead of time and keep it in the refrigerator, then spoon it over the cake exactly as you would the canned filling.

Directions

This makes a thick, glossy sauce that behaves a lot like pie filling once it cools.

1. In a medium pan, combine the blueberries, sugar, cornstarch, and water.
2. Cook over medium high heat, stirring continually, until the mixture starts to bubble.
3. Lower the heat to low and simmer until the blueberries are softened.
4. Keep cooking, stirring frequently, until the sauce thickens. This takes around 10 minutes.
5. Cool for 20 minutes, then refrigerate until you are ready to use it.

Stirring matters more than anything else here. If you walk away, the sugar can catch on the bottom of the pan and you will taste it. The sauce also thickens more as it cools, so do not worry if it looks a little loose when you take it off the heat.

Tips & Tricks

These little details make a real difference, and they are the things I wish someone had told me the first time I made a poke cake.

Poke while the cake is hot. Poke the holes as soon as the cake comes out of the oven, while it is still hot. Warm cake is soft, so the holes stay open and the filling has somewhere to go.

Use a wooden spoon. A wooden spoon handle makes holes of the right size to hold the blueberry filling. Something too thin closes back up, and something too wide tears the cake.

Space the holes about an inch apart. Roughly seven or eight holes down and five or six across works well. That gives you even coverage without turning the cake into a crater field.

Change up the fruit. Any berry flavor of pie filling can be used instead of blueberry. Strawberry poke cake is a favorite around here too, and it uses the exact same method.

Plan for the chill time. Four hours in the refrigerator is what turns a good poke cake into a great one, so start early in the day.

One more practical note about timing. The recipe card lists a total time of 45 minutes, but that number covers prep and baking only. The 4 hours of chilling sits on top of it, so plan ahead.

Prep is 15 minutes, cook time is 30 minutes, and then the cake rests in the refrigerator for 4 hours. If you are serving this for a party, make it in the morning or the night before.

Ingredients

Here are the amounts for the main blueberry poke cake.

• 18.25 oz white cake mix, prepared to package instructions
• 21 oz blueberry pie filling
• 8 oz whipped cream, thawed
• 2 tablespoons butter
• 3 tablespoons brown sugar
• 3 graham crackers, crushed

Instructions

These are the steps I follow every time.

1. Bake the cake in a 13×9 pan according to the package instructions.
2. While the cake is still warm, poke holes in the top with a wooden skewer or the handle end of a wooden spoon.
3. In a blender, liquefy the blueberry pie filling. Pour it over the cake, then use a spoon to work it into the holes.
4. Top the blueberry filling with the whipped cream.
5. Melt the butter, then mix it with the brown sugar and crushed graham crackers. Sprinkle the mixture over the top of the cake.
6. Chill for 4 hours before serving.
7. When it is time to serve, top with additional blueberries if you like.

The cake keeps well covered in the refrigerator for a few days, and it actually gets a little better after the first night because the filling keeps soaking in. Serve it cold, straight from the pan, and bring extra blueberries for anyone who wants a handful on top.

Recipe details

The recipe makes 15 servings. Prep time is 15 minutes and cook time is 30 minutes, with 4 hours of chilling before serving. The card lists a 45 minute total, but that reflects prep and baking only, so give yourself the extra chilling window.

Source nutrition per serving is listed as follows.

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Blueberry Poke Cake Blueberry poke cake is one of those desserts that looks fancy but comes together in almost no time, and everyone always asks for the recipe. I keep coming back to it every summer because poke cakes are extra moist and soft, and the whole thing is incredibly easy to make.

• Total Time: 4 hours 45 minutes
• Yield: 15 1x

Ingredients

Scale 1x2x3x

18.25 oz white cake mix, prepared to package instructions
21 oz blueberry pie filling
8 ounce whipped cream, thawed
2 tablespoons butter
3 tablespoons brown sugar
3 graham crackers, crushed

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Instructions

1-Bake cake in 13×9 pan according to: Bake cake in 13×9 pan according to package instructions.
2-Using a wooden skewer or the end: Using a wooden skewer or the end of a wooden spoon, poke holes in the top of the cake while it is still warm.
3-In a blender, liquify the blueberry pie: In a blender, liquify the blueberry pie filling. Then pour the blueberry filling over the cake, using a spoon to work it into the holes.
4-Top the blueberry filling with whipped cream: Top the blueberry filling with whipped cream.
5-Melt butter and mix together with brown: Melt butter and mix together with brown sugar and crushed graham crackers. Sprinkle this over the top of the poke cake.
6-Chill for 4 hours before serving: Chill for 4 hours before serving.
7-When it’s time to serve, top with: When it’s time to serve, top with additional blueberries, if desired.

Last Step:

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• Prep Time: 15 min
• Cook Time: 30 min
• Method: bake

Nutrition

• Calories: 273
• Sugar: 33
• Sodium: 277
• Fat: 6
• Saturated Fat: 3
• Carbohydrates: 52
• Fiber: 1
• Protein: 2
• Cholesterol: 15