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Easy Cinnamon Swirl Loaf Cake

A soft, buttery loaf cake with a rich cinnamon sugar swirl baked right through the center.
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Prep Time 15 minutes
Cook Time 50 minutes
Total Time 1 hour 5 minutes
Servings: 8 slices
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 260
Ingredients Equipment Method Notes

Ingredients
  

Loaf Batter
  • 2 cups all-purpose flour
  • 1 tsp baking powder
  • 0.5 tsp baking soda
  • 0.5 tsp salt
  • 0.5 cup unsalted butter softened
  • 0.75 cup granulated sugar
  • 1 egg large
  • 1 tsp vanilla extract
  • 0.75 cup milk
Cinnamon Swirl
  • 0.5 cup brown sugar
  • 1.5 tbsp ground cinnamon
  • 1 tbsp butter melted

Equipment

  • Mixing bowls
  • Loaf pan
  • Wire rack
  • Hand mixer or stand mixer

Method
 

  1. Preheat oven to 350°F (175°C) and prepare a loaf pan with parchment paper.
  2. Whisk together flour, baking powder, baking soda, and salt in a bowl.
  3. Cream butter and sugar until light and fluffy. Add egg and vanilla.
  4. Alternate adding dry ingredients and milk until batter is smooth.
  5. Mix brown sugar, cinnamon, and melted butter for the swirl.
  6. Layer batter and cinnamon mixture in the loaf pan, then gently swirl.
  7. Bake for 45–55 minutes until a toothpick comes out clean.
  8. Cool before slicing and serving.

Notes

Do not over-swirl the cinnamon layer to maintain a defined ribbon.