Blueberry Sour Cream Coffee Cake

Bahan-bahan (8 porsi)

• 1 stick (8 tablespoons) salted butter, at room temperature
• 1/2 cup + 1 tablespoon granulated sugar
• 1 tablespoon lemon zest
• 1/2 cup sour cream
• 1 tablespoon vanilla extract
• 3 eggs, at room temperature
• 1 cup + 1 tablespoon all-purpose flour
• 3/4 cup almond flour ((or 1/2 cup all-purpose flour))
• 2 teaspoons baking powder
• 1/2 teaspoon kosher salt
• 1 cup fresh or frozen blueberries
• 3 tablespoons blueberry jam
• 1/2 cup brown sugar
• 2 tablespoons flour
• 2 tablespoons butter
• 1 teaspoon cinnamon
• 2/3 cup powdered sugar
• 3 tablespoons lemon juice
• 1 teaspoon honey