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Rainbow Surprise Loaf Cake

This Rainbow Surprise Loaf Cake is such a fun and easy recipe to make for a birthday party!

Prep Time
20 mins
Cook Time
20 mins
Servings: 12 servings
Calories: 639 kcal
Course: Dessert
Cuisine: American

Ingredients

Surprise loaf Cake:
  • 2 boxes vanilla cake mix
  • 6 eggs
  • 1 C canola oil
  • 1 C water
  • Purple, pink, blue and teal gel coloring
Vanilla royal icing:
  • 3 whites
  • 1/4 tsp cream of tarter
  • 3 C powder sugar plus 1/2 c on stand by
  • 1 tsp vanilla
  • Pink and Green gel food coloring
  • confetti sprinkles

Instructions

    Cup of Yum
  1. Make the 2 white cake mixes according to the boxes
  2. Mix one box into a medium bowl and the other into another medium bowl.
  3. Take the second white bowl and split it into 4 bowls.
  4. Take the color and add a color to one bowl each.
  5. Scoop 1 color of the 4 batters into one piping bag.
  6. Repeat with remaining 3 colors
  7. Using the cookie sheet with parchment paper, take 1 of the piping bags, cut the tip off, pipe one line of the color batter from side to side. Repeat with the other colors. Example: purple, pink, teal, green, purple, pink, teal, green until the pan is covered in colorful lines.
  8. Bake the cake at 350 degrees for for 20 minutes or until cake is baked and a toothpic comes out clean.
  9. Take the star cookie cutter and cut out star shapes.
  10. Take your loaf pan and spray pam all over it.
  11. Pour some of the plain cake batter into the bottom of the pan
  12. Take your star shapes and place them standing up into the batter that is already in the loaf pan.
  13. Slowly pour the remaining batter around the stars so that when it bakes, the batter will bake over the stars and you won't see them.
  14. bake at 350 for 30-40 minutes or until a toothpick comes out clean
  15. set aside and let cool before taking out and placing on your favorite serving dish.
Icing:
    Cup of Yum
  1. Combine all ingredients, except the colors and sprinkles, into a standing mixer and beat until stiff peaks form.
  2. Add the extra half cup of powder sugar if the royal icing looks like soup
  3. once stiff peaks form split into 3
  4. add the two colors into the bowls, mix until you have your desired color, leaving one bowl white
  5. Add the white icing first over the loaf and then drizzle the pink and green
  6. add the sprinkles
  7. enjoy

Nutrition Information

Calories 639kcal (32%) Carbohydrates 100g (33%) Protein 7g (14%) Fat 24g (37%) Saturated Fat 4g (20%) Cholesterol 82mg (27%) Sodium 643mg (27%) Potassium 106mg (3%) Fiber 1g (4%) Sugar 66g (132%) Vitamin A 120IU (2%) Calcium 201mg (20%) Iron 2.1mg (12%)

Nutrition Facts

Serving: 12servings

Amount Per Serving

Calories 639

% Daily Value*

Calories 639kcal 32%
Carbohydrates 100g 33%
Protein 7g 14%
Fat 24g 37%
Saturated Fat 4g 20%
Cholesterol 82mg 27%
Sodium 643mg 27%
Potassium 106mg 2%
Fiber 1g 4%
Sugar 66g 132%
Vitamin A 120IU 2%
Calcium 201mg 20%
Iron 2.1mg 12%

* Percent Daily Values are based on a 2,000 calorie diet.

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