In a separate bowl, whisk the egg, sour cream, milk, melted butter, and vanilla until smooth [13, 43].
For a classic look, spread half the batter, sprinkle a layer of cinnamon sugar, and then add the remaining batter before the final crumb topping [24].
This recipe features a moist, buttery base with a thick, crunchy streusel topping. For the Cake: Flour: 1 ½ cups all-purpose flour [13, 19, 43] Sugar: ½ cup granulated sugar [13, 19, 43] Leavening: ½ tsp baking soda and ½ tsp salt [13, 43] coffeecake
Coffee cake pairs exceptionally well with bright South American coffee brews or a dollop of Greek yogurt on the side [14, 23, 26].
In a medium bowl, whisk together the flour, sugar, baking soda, and salt [13, 43]. In a separate bowl, whisk the egg, sour
1 egg, ½ cup sour cream (for moisture), ¼ cup milk, ¼ cup melted butter, and 1 tsp vanilla extract [13, 43] For the Crumb Topping: Sugar: ½ cup brown sugar [13, 43] Flour: 1/3 cup all-purpose flour [13, 43] Spice: 1 ½ tsp ground cinnamon [13, 43] Fat: ¼ cup cold, cubed butter [13, 43] Instructions
Preheat your oven to 350°F (175°C) and grease an 8-inch square baking pan [13, 43]. For the Cake: Flour: 1 ½ cups all-purpose
Bake for 30–35 minutes, or until a toothpick inserted in the center comes out clean [13, 43].