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Apple Cinnamon Sheet Cake

A soft and buttery sheet cake filled with tender diced apples and a bold cinnamon flavor, perfect for casual gatherings.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Dessert, Snack
Cuisine American, Baked Goods
Servings 12 squares
Calories 250 kcal

Ingredients
  

Cake Ingredients

  • 2 cups all-purpose flour
  • 1.5 cups sugar
  • 1 cup unsalted butter, softened
  • 4 large eggs
  • 1 cup buttermilk For tenderness and tang
  • 1 tablespoon baking powder For leavening
  • 1 teaspoon baking soda
  • 1 teaspoon salt
  • 1 tablespoon cinnamon Bold flavor
  • 2 cups diced apples Diced into small pieces
  • 1 cup chopped walnuts Optional
  • to taste powdered sugar For dusting, optional

Instructions
 

Preparation

  • Preheat your oven to 350°F (175°C) and grease a baking sheet well.
  • In a large bowl, cream the softened butter and sugar until fluffy.
  • Gradually add the eggs, mixing well after each addition until smooth.
  • Mix in the buttermilk until combined.

Combine Ingredients

  • In a separate bowl, whisk together flour, baking powder, baking soda, salt, and cinnamon.
  • Gradually combine the dry ingredients with the wet ingredients until just mixed.
  • Fold in the diced apples and walnuts (if using).
  • Spread the batter evenly into the prepared baking sheet.

Baking

  • Bake for 25–30 minutes until the top is set and a toothpick comes out clean.
  • Let the cake cool before slicing.
  • Dust with powdered sugar before serving, if desired.

Notes

For best results, dice apples into small, even pieces and mix gently after adding dry ingredients. Store cooled cake covered to prevent drying out.
Keyword apple cake, cinnamon cake, easy baking, Fall Dessert, Sheet Cake