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By Joyoung

Rainbow Cake

Name: Rainbow Cake
Prep time: 30 min
Cook time: 1 h
Total time: 1 h 30 min
Cuisine: American
Ingredients: 24 oz (680 g) cake flour; ▢24 oz (680 g) granulated sugar; ▢1 tsp (1 tsp) salt; ▢2 Tbsp (2 Tbsp) baking powder; ▢1 tsp (1 tsp) baking soda; ▢10 oz (283 g) egg whites room temperature; ▢6 oz (170 g) vegetable oil; ▢18 oz (510 g) buttermilk room temperature or slightly warm; ▢12 oz (340 g) butter unsalted and softened; ▢1 Tablespoon (1 Tablespoon) vanilla extract; 1/2 tsp pink for pink layer; 1/4 tsp yellow plus 1/4 tsp orange for orange layer; 1/2 tsp yellow for yellow layer; 1/4 tsp yellow plus 1/2 tsp green for green layer; 1/2 tsp blue for blue layer; 1/4 tsp pink and 1/2 tsp purple for the purple layer

10 steps

Prep:30minCook:1h

Happy Pride Month! Made this nice-look rainbow cake for you! We are all amazing people and deserve all the best!

Updated at: Thu, 17 Aug 2023 03:42:43 GMT

Nutrition balance score

Unbalanced

Glycemic Index

High

Glycemic Load

High

Nutrition per serving

Calories956.3 kcal (48%)

Total Fat46.9 g (67%)

Carbs125 g (48%)

Sugars71.2 g (79%)

Protein10.6 g (21%)

Sodium712.2 mg (36%)

Fiber1.2 g (4%)

% Daily Values based on a 2,000 calorie diet

Ingredients

10 servings

680gcake flour

680ggranulated sugar

1 tspsalt

2 Tbspbaking powder

1 tspbaking soda

283gegg whites

room temperature

170gvegetable oil

510gbuttermilk

room temperature or slightly warm

340gbutter

unsalted and softened

1 Tablespoonvanilla extract

Electric food colors

½ tsppink food coloring

for pink layer

¼ tspyellow food coloring

plus, for orange layer

¼ tsporange food coloring

½ tspyellow food coloring

for yellow layer

¼ tspyellow food coloring

plus

½ tspgreen food coloring

for green layer

½ tspblue food coloring

for blue layer

¼ tsppink food coloring

for the purple layer

½ tsppurple food coloring

Instructions

Step 1

Combine 8 oz of the buttermilk and the oil together and set aside.

buttermilk510g

vegetable oil170g

Step 2

Combine the remaining buttermilk, egg whites, and vanilla together, whisk to break up the eggs and set aside.

egg whites283g

buttermilk510g

vanilla extract1 Tablespoon

Step 3

Combine flour, sugar, baking powder, baking soda and salt in the bowl of a stand mixer with the paddle attachment. Mix 10 seconds to combine.

cake flour680g

baking powder2 Tbsp

salt1 tsp

granulated sugar680g

baking soda1 tsp

Step 4

Add your softened butter to the dry ingredients and mix on low until mixture resembles coarse sand (about 30 seconds).

butter340g

Step 5

Add in your milk/oil mixture and let mix until dry ingredients are moistened and then bump up to med and let mix for 2 full minutes to develop the cake's structure. If you don't let your cake mix on this step your cake could collapse.

Step 6

Add in your egg white/milk mixture in three batches, letting the batter mix for 15 seconds between additions. Scrape down the sides again to make sure everything has incorporated.

Step 7

Color each bowl with your Electric food colors: 1/2 tsp for pink for the pink layer, 1/4 tsp yellow plus 1/4 tsp orange for orange layer, 1/2 tsp yellow for yellow layer, 1/4 tsp yellow plus 1/2 tsp green for green layer, 1/2 tsp blue for blue layer, 1/4 tsp pink and 1/2 tsp purple for the purple layer.

pink food coloring½ tsp

yellow food coloring¼ tsp

orange food coloring¼ tsp

yellow food coloring½ tsp

yellow food coloring¼ tsp

green food coloring½ tsp

blue food coloring½ tsp

pink food coloring¼ tsp

purple food coloring½ tsp

Step 8

335º F Bake your layers for 20-24 minutes or until the edges JUST start pulling away from the cake pan. Do not under-bake or the middle of the cake will collapse.

Step 9

After your buttercream is smooth, place the cake back into the fridge for 15 minutes before you apply your drip.

Step 10