Birthday Cake Fudge

Featured in: Desserts to Satisfy Every Craving

Crazy about cake? This fudge nails the taste. Throw in cake mix and lots of rainbow sprinkles, and suddenly things feel like a party. Takes 20 minutes to stir up, then just chill till it's set.

A woman in a kitchen with a stove and oven.
Updated on Mon, 19 May 2025 16:21:03 GMT
Stacked squares of white chocolate fudge covered in colorful sprinkles, all on a plate. Pin it
Stacked squares of white chocolate fudge covered in colorful sprinkles, all on a plate. | cookingkitchn.com

Biting into this banana bread always takes me straight back to lazy Sunday mornings at my grandma’s place. After loads of trial and error, here’s my can’t-mess-it-up method that transforms even those brown bananas into something everyone loves. The way your whole house smells as it bakes will have people impatiently hanging out near the oven just waiting for a piece.

Why People Love This Banana Bread

I’ve baked a zillion banana breads but honestly, this one always steals the show. Getting it fluffy but not too dense is the key. Even if you’re brand new to baking, it’s super forgiving. Sometimes I’ll add walnuts for a casual brunch or toss in chocolate chips if my kids ask. It’s fun to make it your own with whatever you’re feeling.

Banana Bread Ingredient List

  • Wet Stuff:
    • About 1 1/4 cups of squished ripe bananas (2 or 3)
    • 1 large egg, whisked up
    • 1/3 cup melted butter
    • 1 teaspoon vanilla
  • Dry Stuff:
    • 1 teaspoon baking soda
    • 1 1/2 cups plain flour
    • 1/4 teaspoon salt
    • 3/4 cup white sugar
  • Fun Extras:
    • Chocolate chips (1 cup if you want)
    • Chopped nuts (1 cup)
    • Raisins (1 cup)
  • What You’ll Need:
    • Mixing bowl (big one)
    • Loaf pan, 8x4-inch
    • Wire rack to cool
    • Parchment sheet

How to Make It, Step by Step

Let It Cool
Don’t rush—leave the bread to sit in the pan for 10 minutes before popping it out onto a rack and slicing when fully cooled.
Baking Time
Spread your batter evenly into the ready pan, then slide into the oven. Cook for 55-65 minutes. You’ll know it’s done when a toothpick poked in the middle comes out neat.
Toss In Dry Stuff
Add in the salt and baking soda, then gently fold in your flour. Don’t overwork it—just enough to blend. Chuck in chocolate chips or nuts if you’re using them.
Mix the Wet Team
In a big bowl, mush up bananas till they’re pretty smooth. Mix in melted butter, vanilla, sugar, and your egg till everything joins up nicely.
Fire Up the Oven
Crank your oven to 350°F (175°C). Butter the loaf pan or use parchment and let some hang over the sides for an easy lift.

Tricks for Top-Notch Banana Bread

Those bananas that look way too ripe? That’s exactly what you want. Get all your ingredients to room temp before mixing. Keep your folding gentle when the flour goes in—it really matters. I start checking at 50 minutes because ovens can be weird. You’ll get the hang of it.

A plate stacked with lively, frosted dessert bites scattered with colorful toppings. Pin it
A plate stacked with lively, frosted dessert bites scattered with colorful toppings. | cookingkitchn.com

Fun Ways to Serve Banana Bread

Spread some butter on a warm slice and let it melt right in. Toast it up and slap on some cream cheese—that’s my breakfast move. Peanut butter is my kids’ pick. If friends come for coffee, I sometimes add a honey drizzle on top. Got extras? Leftover slices make epic French toast on lazy Sundays.

How to Keep It Yummy Longer

If you wrap it up good, you’ll get around 4 days out of it on the counter. I usually slice half and freeze it for quick breakfasts. Just double-wrap in plastic and foil, then toss in the freezer for up to three months. Want to get ahead? Whip up your batter at night, stash it in the fridge, and bake fresh in the AM.

Frequently Asked Questions

→ Can I make this ahead for a party?

Absolutely! Knock it out up to seven days early. Store it in a sealed box on your counter, or stash it in the freezer for three months.

→ My kids want different flavors. What can I use?

Switch things up! Chocolate cake mix brings a cocoa kick, or grab strawberry for a pink twist. Any boxed cake mix will play nicely.

→ Why's my fudge too soft?

Might just need patience. Let it sit those four hours—it'll firm right up. Extra time only helps with clean cuts.

→ Help! My sprinkles are melting!

Let your fudge chill for a minute before tossing in most of the sprinkles. Save a handful to sprinkle right on top once it's in the pan—they'll stay bright and not melt in.

→ How many pieces does this make?

Each pan gives you roughly 64 small squares. Great for a crowd! Just slice what you want and keep the rest airtight so it stays fresh.

Conclusion

This white chocolate treat really brings birthday cake vibes. Super quick, awesome for parties, and you barely need much more than cake mix, white chocolate, and tons of bright sprinkles.

Birthday Cake Fudge

Creamy white chocolate fudge with a true cake flavor, real cake mix, and loads of sprinkles tossed on top.

Prep Time
15 Minutes
Cook Time
5 Minutes
Total Time
20 Minutes
By: Sophia

Category: Sweet Delights

Difficulty: Intermediate

Cuisine: American

Yield: 64 Servings (1 pan)

Dietary: Vegetarian

Ingredients

01 1 jar of marshmallow fluff (7 oz).
02 3/4 cup of unsalted butter.
03 1 cup of rainbow sprinkles.
04 1/2 cup of dry yellow cake mix.
05 Pinch of salt.
06 1 bag of white chocolate chips (11 oz).
07 3/4 cup of heavy cream.
08 1 cup of white sugar.

Instructions

Step 01

Cover the inside of a 9-inch square pan with parchment. Makes it much easier to lift later.

Step 02

Toss your white chocolate chips, marshmallow fluff, and dry cake mix into one big bowl. Let it sit for now.

Step 03

In a pot, mix butter, cream, sugar, and a pinch of salt. Stir it over medium heat till you see bubbles.

Step 04

Once it’s bubbling, start timing 4 minutes. Don’t stop stirring—keep going the whole time.

Step 05

Carefully pour the hot mixture over the bowl of chocolate and cake mix. Use a mixer on low for about a minute until it’s smooth, then gently mix in most of the sprinkles.

Step 06

Spread the mixture into your pan quickly, then sprinkle the rest of the rainbow sprinkles on top.

Step 07

The tough part—leave it alone for 4 hours so it can firm up completely.

Notes

  1. Stays good for 7 days if sealed in a container.
  2. Freezes wonderfully for up to 3 months.
  3. Don’t cut more than you’ll eat—whole pieces keep longer.

Tools You'll Need

  • A square 9-inch pan.
  • A big saucepan.
  • A mixing bowl.
  • Use an electric mixer.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains milk.
  • Includes wheat.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 95
  • Total Fat: 5 g
  • Total Carbohydrate: 12 g
  • Protein: 1 g