Strawberry Upside Down Cake

Featured in Irresistible Desserts.

Layer chopped strawberries, dry jello powder, and mini marshmallows in a baking dish. Pour prepared white cake mix on top, bake for 50 minutes, cool, then flip for a gorgeous upside-down cake.
Casey
Updated on Tue, 04 Mar 2025 14:44:39 GMT
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I stumbled upon this strawberry upside down cake recipe last summer when I had a flat of berries about to go bad, and it's become my go-to dessert for potlucks and backyard BBQs! The combo of fresh strawberries, strawberry jello, and fluffy white cake creates this amazing sweet-tart flavor that tastes way more complicated than the actual effort involved.

My neighbor practically stalked me for this recipe after trying it at our block party last July. When I told her how simple it was, she didn't believe me until I showed her the recipe card!

What You'll Need

  • White cake mix: Any brand works fine - I've used everything from Betty Crocker to store brand with good results.
  • Fresh strawberries: The star of the show! Ripe, juicy berries work best, but even slightly underripe ones soften nicely during baking.
  • Strawberry jello: The powdered mix gets sprinkled right on the berries - no need to make the actual jello first.
  • Mini marshmallows: These melt during baking to create a gooey layer between the fruit and cake that's absolutely heavenly.
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How I Make It

Smart Prep

I've found that using baking spray with flour (like Baker's Joy) works way better than regular cooking spray for preventing sticking. Nothing worse than having half your beautiful strawberry topping stay stuck in the pan when you flip it!

Berry Business

I quarter large strawberries and halve small ones so they create an even layer. Arranging them cut-side down makes the prettiest top once flipped. Don't pack them too tightly together - leave a little space for the jello to settle between them.

Jello Genius

Sprinkling the dry jello powder directly on the berries seems weird at first, but it combines with the natural juices from the strawberries during baking to create this amazing glossy glaze. Make sure to sprinkle it evenly so you don't get overly sweet spots.

Flipping Technique

After cooling for about 20 minutes (no longer!), I place a serving tray or board over the top of the pan, then quickly but confidently flip the whole thing over. Waiting too long makes it harder to release from the pan.

I brought this to a family reunion where three people claimed to "not like strawberries" - and all three went back for seconds! There's something about the baking process that transforms the berries into something so much more than their fresh state.

Serving Ideas

This cake is perfect on its own, but adding a dollop of fresh whipped cream takes it to the next level. For extra indulgence, serve it slightly warm with a scoop of vanilla ice cream. I've even served it as a brunch item alongside coffee - the fruit makes it breakfast-appropriate, right?

Make It Your Own

Try different jello flavors with the strawberries - raspberry or cherry adds depth. Mix berries for a mixed berry version - blueberries and strawberries together are amazing. Add a teaspoon of almond extract to the cake batter for a subtle flavor boost. Sprinkle sliced almonds on the bottom (which becomes the top) before adding the berries for crunch.

Storage Smarts

This cake is actually better the second day when the flavors have had time to meld, but the presentation is best on day one. I store mine in the fridge covered with plastic wrap (not foil, which can react with the berries). It keeps well for about 3 days before the cake starts to get soggy from the fruit juices.

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Pro Tips

  • If your strawberries aren't very sweet, sprinkle a tablespoon of sugar on them before the jello
  • Line the bottom of your pan with parchment for extra insurance against sticking
  • For a cleaner slice, use a knife dipped in hot water between cuts

This cake has saved me countless times when I needed a dessert that looks and tastes like I spent hours on it, when in reality it took about 10 minutes of active time! There's something so satisfying about the "ooh" and "ahh" when you reveal those glistening red berries on top—it's the perfect dessert for people who want maximum impact with minimum effort.

Frequently Asked Questions

→ Can I use frozen strawberries instead of fresh?
Yes, but thaw and drain them thoroughly first to prevent excess moisture that could make the cake soggy.
→ What can I use instead of strawberry jello?
You can use raspberry or cherry jello for a similar flavor, or try other fruit-flavored jellos to complement different berries.
→ Can I make this cake a day ahead?
Yes, but it's best served the same day. If making ahead, store in the refrigerator and bring to room temperature before serving.
→ Why did my marshmallows disappear in the cake?
The marshmallows melt into a sweet, gooey layer during baking. This is normal and creates that special texture between the cake and fruit.
→ How do I know when the cake is done?
Insert a toothpick into the center of the cake portion - it should come out clean or with a few moist crumbs, but no wet batter.

Easy summer strawberry dessert

A simple 4-ingredient dessert with fresh strawberries on the bottom, topped with cake mix, baked and flipped for a beautiful presentation.

Prep Time
5 Minutes
Cook Time
50 Minutes
Total Time
55 Minutes
By: Casey


Difficulty: Easy

Cuisine: American

Yield: 9 Servings (9 slices)

Dietary: Vegetarian

Ingredients

→ Cake Layer

01 1 box white cake mix, plus ingredients needed according to box (usually eggs, water, and oil)

→ Fruit Layer

02 2 cups fresh strawberries, chopped
03 1 box (6 oz) strawberry jello powder
04 3 cups mini marshmallows

Instructions

Step 01

Turn your oven on to 350°F so it can preheat while you prepare everything else.

Step 02

Follow the directions on your white cake mix box to prepare the batter. This usually means mixing it with eggs, water, and oil. Set the batter aside for now.

Step 03

Scatter your chopped strawberries in an even layer across the bottom of a greased 9×13 baking dish.

Step 04

Sprinkle the dry strawberry jello powder all over the strawberries, making sure to cover them evenly.

Step 05

Spread the mini marshmallows on top of the strawberry and jello layers, creating an even covering.

Step 06

Gently pour your prepared cake batter over everything in the dish, covering all the marshmallows completely.

Step 07

Place your dish in the preheated oven and bake for about 50 minutes. To check if it's done, stick a toothpick in the center - it should come out clean without any wet batter.

Step 08

Let the cake cool for 20 minutes. Then run a knife around the edges of the pan to loosen it. Place your serving plate upside down on top of the baking dish, then carefully flip everything over so the cake drops onto the plate with the strawberry side up.

Notes

  1. This cake is best served the day it's made for the freshest taste and texture.
  2. The marshmallows create a sweet, gooey layer between the cake and fruit as they melt during baking.
  3. Perfect for summer gatherings when strawberries are at their peak freshness and flavor.

Tools You'll Need

  • 9×13 baking dish
  • Mixing bowl
  • Large serving platter

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains wheat (in cake mix)
  • Contains eggs (if used in cake mix)
  • Contains dairy (if used in cake mix)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 387
  • Total Fat: 2 g
  • Total Carbohydrate: 89 g
  • Protein: 5 g