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Moist Cinnamon Streusel Coffee Cake Loaf

A tender, bakery-style coffee cake loaf layered with cinnamon streusel and rich vanilla flavor.
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Prep Time 20 minutes
Cook Time 55 minutes
Total Time 1 hour 15 minutes
Servings: 10 slices
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 260

Ingredients
  

Cake Batter
  • 2 cups all-purpose flour
  • 1 tsp baking powder
  • 0.5 tsp baking soda
  • 0.5 tsp salt
  • 0.5 tsp cinnamon
  • 0.5 cup unsalted butter softened
  • 0.75 cup granulated sugar
  • 0.25 cup brown sugar packed
  • 2 eggs large
  • 1 tsp vanilla extract
  • 0.75 cup sour cream
  • 0.25 cup milk
Cinnamon Streusel
  • 0.5 cup brown sugar
  • 1 tbsp cinnamon
  • 0.5 cup all-purpose flour
  • 0.25 cup unsalted butter melted

Equipment

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

Method
 

  1. Preheat oven to 350°F (175°C). Grease and line a loaf pan with parchment paper.
  2. Whisk together flour, baking powder, baking soda, salt, and cinnamon.
  3. Cream butter and sugars until light and fluffy. Add eggs and vanilla.
  4. Mix in sour cream. Alternate adding dry ingredients and milk.
  5. Combine streusel ingredients until crumbly.
  6. Layer half the batter, half the streusel, remaining batter, then streusel.
  7. Bake 50–60 minutes until a toothpick comes out clean.
  8. Cool before slicing and serving.

Notes

Tent loaf with foil if browning too quickly. Cool completely for best slices.