Buttermilk Texas Sheet Cake

Ingredients

Cake

  • 2-1/2 cups all-purpose flour
  • 2 cups sugar
  • 1/2 cup oil
  • 1 cup water
  • 1 stick butter
  • 2 eggs
  • 2 tsp. vanilla
  • 1 tsp. cinnamon
  • 1-1/2 tsp. baking soda
  • 2/3 cup buttermilk

Frosting

  • 6 Tbsp. butter
  • 1 cup light brown sugar (packed)
  • 1/2 cup milk
  • 4 to 5 cups powdered sugar

Instructions

Preheat oven to 350-degrees. Grease jelly-roll pan and set aside.

Cake

  1. Add the flour and sugar to a large bowl. Mix it up and set it aside.
  2. Add the oil, butter, and water to a saucepan, turn it on medium-high, and bring it to a boil.
  3. Pour the boiling oil mixture over the flour and mix until well blended.
  4. Add the eggs, cinnamon, baking soda, vanilla, and buttermilk and mix with a beater until well blended.
  5. Pour into the jelly-roll pan and bake for 20-25 minutes until cake tester comes out clean.
  6. Allow cake to cool for at least 30 minutes.

Frosting

  1. Add the butter and brown sugar to a sauce pan and cook on medium-high.
  2. Bring the mixture to a boil and cook until it begins to thicken and the brown sugar dissolves.
  3. Remove from heat and let it cool for a minute or two.
  4. Add the milk and mix it in.
  5. Add the powdered sugar and mix with a beater until it is smooth.
  6. Pour over the cake and let cool.