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Serves 3


3 Egg whites

Baking & Spices

1 container Betty crocker ready to spread white frosting, Whipped
1 box Betty crocker white cake mix, Super Moist
1 inch Food colors, Regular red and blue green yellow
1 Neon betty crocker food colors in neon pink

Oils & Vinegars

1/3 cup Vegetable oil


1 1/4 cup Water

Tools & Equipment

3 Wide-mouth glass canning jars (1-pint)


cooking Non-stick spray
  • Corrine Romero

    Mason jar cakes

  • Holly Caulder

    Rainbow Cake in a Jar Recipe

  • Breanne Dover

    Rainbow Cake in a Jar Thanks to this recipe by Tablespoon blogger, Brooke McLay of, we made these spectra-delicious jar cakes for Tablespoon's birthday party!*

  • Jessica McComas

    Rainbow Cake in a Jar - for kids' party?? (maybe for kenzie b-day)??

  • Ana Pachy

    Rainbow Cake in a Jar Ingredients 1 Betty Crocker Super Moist white cake mix 1 Tub Betty Crocker Whipped Ready to Spread white frosting 3 egg whites (for cake mix) 1/3 cup vegetable oil (for cake mix) 1 1/4 cup water (for cake mix) Betty Crocker NEON food colors in neon pink, neon blue and neon purple Regular food colors in yellow, green, red and blue 3 (1-Pint) wide-mouth glass canning jars Non-stick cooking spray

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Rainbow Fudge 2 cans (14 oz each) sweetened condensed milk (not evaporated) 5 boxes (6 oz each) white chocolate baking squares, chopped 1 1/4 teaspoons vanilla liquid food color (red, blue, green and yellow) Divide SCM between 5 microwave safe bowls (1/2 cup each) Add 6 ounces chopped white chocolate and 1/4 tsp vanilla, and tint the bowls with food coloring. Freeze for 15 minutes in between each layer.

I could probably rename this board Rainbows in my home. Thought: Maybe I will create a board called Rainbow Things.

Glorious rainbow cake in a jar!

katep what if this was funfetti and a rainbow cake. what would you do?

Large cupcake in a jar with quirky little spoon attached

let the kids design the outside of their own cake! cover the buttercream Rainbow Cake with some white fondant, chill it overnight, and then draw using a pack of AmeriColor Food Colour Markers – a dream come true for an artsy and infinitely creative kid...This isn't necessarily a craft, but I didn't know what else to call it.

rainbow cake in a jar would be adorable for a little girls birthday party