• Cook Time: 35-45 min
Upside down cake process
Upside down cake process

Number of servings

Maple Bottom ingredients

  • 1 cup maple syrup
  • 0.25 cup butter
  • 4 Sunkist® Blood oranges, sliced thin

Upside Down Batter ingredients

  • 5 egg yolks
  • 0.75 cup sour cream
  • 1 Sunkist® lemon, zest and juice
  • 2 teaspoons vanilla extract
  • 0.75 cups butter, soft
  • 2 cups cake flour
  • 1 cup granulated sugar
  • 1.25 teaspoons baking powder
  • 0.5 teaspoon baking soda
  • 0.5 teaspoon sea salt


Cooking: 35 - 45 minutes

Maple Bottom


  1. In a pot, combine the maple syrup and butter.
  2. Bring to boil and reduce by half.
  3. Immediately pour into an 8-inch cake pan. Allow to cool.
  4. Arrange Blood orange slices onto maple bottom.
  5. Set aside and make the batter.

Upside Down Batter


  1. In a bowl, whisk egg yolks, sour cream, lemon zest and juice, and vanilla extract.
  2. In an electric mixer, with the paddle attachment, combine butter, cake flour, sugar, baking powder, baking soda, and sea salt. Paddle on speed 1 just to combine.
  3. When the dry ingredients have been absorbed by the butter, paddle on medium speed for 1 minute to fully combine the mixture. Scrape down the sides of the bowl periodically.
  4. Add the egg mixture in 3 additions, scraping the bowl in between.
  5. Grease the sides of the 8-inch cake pan with the arranged Blood orange slices. Using a spatula, spread the mixture evenly onto the sliced Blood oranges in the cake pan.
  6. Bake in a pre-heated 350-degree oven for 35-45 minutes or until center is done and a toothpick placed in the center comes out clean.
  7. Unmold while warm.
  8. Serve with a sweetened whipped cream or your favorite ice cream.