How To Doctor White Cake Mix

Transform a mediocre boxed cake mix into a super moist, bakery-worthy birthday cake that everyone will be asking the recipe for! Bake in a nine×13 pan and top with an easy cream cheese frosting for the all-time "bootleg" doctored sheet cake!

white sheet cake in metal 9x13 pan with white frosting and sprinkles

Why I Beloved This Doctored White Block:

It's So Moist: This white canvass cake is super moist and has the perfect, dumbo cake crumb. Unlike a regular cake mix that is fluffy and crumbles when cut, then one time slices perfectly!
It's A Nice Tall Sheet Cake: In my opinion, nigh box mixes don't produce enough batter for a alpine sheet block. But by adding our secret ingredients, you lot get a tall, substantial 9×13 cake!
It'due south Total of Flavor: The added vanilla and almond excerpt give this a true white wedding cake flavor that blows whatsoever regular boxed mix out of the water!
Perfect for: Kid'southward Birthday Cakes, Baby Shower Cakes, Bridal Shower Cake, DIY Wedding Cake, Mother's Day Cake

New! Use this aforementioned recipe to make Strawberry Jello Poke Block!

Photo showing dense and moist texture of cut white cake

Yep, kickoff with a cake mix!

I've used this recipe for years simply have always been hesitant to post it considering the #haters will say that starting with a boxed block mix is cheating. Just guess what, if that's considered adulterous then I guess I love cheating.

Because when information technology tastes this DANG Adept and better than whatever from-scratch cake I've ever made, I don't care if it started with a box mix. Besides, in case yous didn't know, a lot of existent bakeries actually use block mix as their base (I once saw the backroom of my favorite bakery and lined on the shelves were cake mixes LOL). Information technology'southward the PERFECT, cheap mode to make a bakery-quality block without spending $20 at the grocery store.

Plus, I am not a fan of nearly grocery store frosting. This, however, you'll be licking off your finger. I recommend and prefer Pillsbury White "Moist Supreme" simply I've also used other brands with a like result.

ingredients for white cake mix, includes pillsbury white boxed cake mix, sour cream, eggs, sugar, flour, and cupcake liner

Delicious Foam Cheese Frosting

Ditch the canned frosting and superlative this with a vanilla almond cream cheese frosting to take this cake upwards a notch! Yous can likewise use a traditional buttercream frosting if you desire a sturdier, more pipeable frosting merely I much prefer the gustation of this foam cheese frosting!

glass bowl of white cream cheese frosting

Ingredients for the Best Sheet Cake:

15.25 ounce White Boxed Block Mix (I recommend and prefer Pillsbury White Moist Supreme)
Flour
Sugar
Sour Foam
Egg Whites (save the yolks for tomorrow'southward scrambled eggs!)
Vanilla excerpt
Water
Frosting: Cream cheese, powdered, saccharide, vanilla extract, and almond excerpt

Notice that this recipe requires NO oil, butter or pudding mix! Even without those standard ingredients, this cake transforms into the perfect dense crumb, wedding cake texture and sense of taste. For extra fruity flavor, brand my Strawberry Jello Poke Cake.

Bowls of separated egg whites and egg yolks

How to Make White Canvass Cake:

Step 1: Mix Batter

Start by mixing the dry ingredients with a whisk. In one case combined, mix in the egg whites, sour cream, and h2o and keep mixing until combined. You can use an electrical mixer, but whisking by hand works well for this recipe.

Mixing white cake mix with whisk until smooth

Stride 2: Pour in 9×thirteen Pan & Broil

Cascade batter in greased 9×13 metal pan and broil for 28-thirty minutes or until toothpick comes out clean. The edges should look *slightly* brownish but you don't want information technology to darken likewise much.

If you use the Pillsbury cake mix, the height always bake nice and flat (not domed) which makes information technology easy to decorate!

Stride 3: Cool & Frost

Allow cake to completely cool before frosting.

My personal favorite frosting for this white cake is my delectable cream cheese frosting (recipe below). Information technology'due south not besides sweet and is the perfect pairing with these vanilla cupcakes. If yous want a more pipeable frosting, endeavor out a buttercream frosting instead.

overhead photo of white 9x13 sheet cake with spatula spreading on white frosting

I used and prefer Pillsbury White (Moist Supreme) but I've tried it with several other mixes and it works fine.

What'southward the difference between this recipe and a cake mix direct-out-of-the-box?

You might be thinking,"what'southward then dissimilar near this recipe if you are still using a boxed cake mix?" Well, I will tell you. The secret is sour foam and egg whites. Yes, sour cream ain't just for baked potatoes anymore. Information technology is used to moisten many types of cakes/batters and any time I've used it, the result has always been astonishing. And the egg whites? Since you are removing fat content (by taking out the yolk), yous need to employ the sour cream to residue that back out to produce a soft & moist block.

Tip: Save the egg yolks in a plastic bowl (covered with saran wrap) and toss into a large batch of scrambled eggs in the morn. Or employ the liquid egg whites you tin can buy in a carton to avert having leftover egg yolks.

Can I make these into cupcakes?

Yes! If you want to plow these into cupcakes, you tin can broil them for 18-20 minutes. I have that footstep-by-step in my White Wedding Cupcake postal service.

If y'all're looking for a pipeable frosting for cupcakes, yous can utilise my Buttercream Frosting recipe instead of the cream cheese i (although I personally like the cream cheese better!).

Do I have to refrigerate this block?

If you're making the cream cheese frosting, you will want to refrigerate the cake if sitting out for more than 1-2 hours.

You can also freeze white block for up to a calendar month by wrapping in plastic wrap and storing in airtight container. Whatever longer and your block might dry out.

I will say that almond extract does give this cake the best season but if you don't accept it, you lot could substitute for extra vanilla extract or lemon extract.

white cupcake with pink frosting and sprinkles in cupcake liner

Impress this Recipe

9×13 White Cake

ane fifteen.25 ounce box white cake mix I prefer Pillsbury Moist Supreme
one cup all-purpose flour
i/ii cup white saccharide
1 teaspoon vanilla extract
ane ane/2 cups h2o
3/four cup sour foam
four big egg whites (equal to 1/2 loving cup if using liquid carton egg whites)

Cream Cheese Frosting

i/2 cup unsalted butter (softened)
4 ounces cream cheese (softened)
1 teaspoon vanilla extract
1/4 teaspoon almond extract
1 ane/iv cup powdered sugar add together more for stiffer frosting

Before you begin! If you make this, will you do me a huge favor and leave a review and rating letting me know how y'all liked this recipe? This helps my small business organisation thrive and then I can continue providing complimentary recipes and high-quality content for you.

Preheat oven to 325°F.
In a large bowl or stand mixer, whisk together block mix, flour, and sugar.
Once incorporated, add in the vanilla, h2o, sour foam, and egg whites ane at a fourth dimension until combined. Practise not whip block mix, simply mix until everything in incorporated.
Pour concoction into greased 9×13 metal pan and bake for 28-30 minutes or until toothpick or fork come out clean.
Allow to cool completely before frosting.

To Make Foam Cheese Frosting:

In a large bowl, beat the butter and cream cheese on medium speed using a hand or stand mixer (with paddle attachment) for two-three minutes (until calorie-free and creamy).
Keeping the mixer on medium speed, slowly add in vanilla extract, almond extract and powdered sugar. Once incorporated, turn mixer to loftier speed and beat for 2 minutes until creamy.
Spread on cooled cake and top with sprinkles!
If not enjoying immediately or within ane-2 hours, refrigerate cake until serving.

Last Step! Please leave a review and rating letting me know how y'all liked this recipe! This helps my modest concern thrive and then I can continue providing free recipes and loftier-quality content for you.

Looking for a more than pipage-able, fluffy frosting? Try my Buttercream Frosting recipe instead!
If you don't accept almond extract yous tin can substitute for extra vanilla or even lemon excerpt. Although I do think almond extract gives the all-time flavor!
You can turn these in cupcakes by baking for 18-20 minutes. Recipe yields 24 standard sized cupcakes.
I used and prefer Pillsbury White (Moist Supreme) only I've tried information technology with several other mixes and it works fine.

Nutrition facts per serving (1square)

Calories: 207kcal

Fat: 8g

Saturated fat: 5g

Cholesterol: 19mg

Sodium: 213mg

Potassium: 44mg

Carbohydrates: 32g

Fiber: 1g

Sugar: 20g

Poly peptide: 2g

Vitamin A: 226%

Vitamin C: i%

Calcium: 62%

Atomic number 26: 1%

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