"This banana sour cream coffee cake is packed with so much deliciousness! Every bite has a tender buttery crumb, lots of banana flavour, and a cinnamon sugar streusel. It’s the perfect way to start the day. Relax with a slice of this soft and fluffy coffee cake! The cake comes together in one bowl and is super moist thanks to…..."
INGREDIENTS
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1 3/4 cups all purpose flour
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1 tsp baking powder
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1 tsp baking soda
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1/2 tsp salt
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1/2 cup light brown sugar
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6 tbsp butter, melted
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1/2 cup sour cream (room temperature)
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1 large egg (room temperature)
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1 tbsp vanilla
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3/4 cups bananas (mashed, about 2 medium sized)
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8 tbsp butter (cold and cubed)
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2 tsps cinnamon
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1 cup all-purpose flour
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3/4 cups light brown sugar
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1/2 cup powdered sugar
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1 tbsp vanilla (or milk)