For the Streusel Topping:
⅓ cup all-purpose flour
⅓ cup packed brown sugar
½ teaspoon ground cinnamon
¼ cup cold unsalted butter, cut into small cubes
For the Cream Cheese Swirl:
4 oz cream cheese, softened
¼ cup granulated sugar
1 large egg yolk
½ teaspoon vanilla extract
For the Loaf Batter:
1½ cups all-purpose flour
1½ teaspoons baking powder
½ teaspoon salt
½ cup unsalted butter, softened
¾ cup granulated sugar
2 large eggs, room temperature
1½ teaspoons vanilla extract
½ cup sour cream or plain Greek yogurt (room temperature)
1½ cups fresh or frozen blueberries (if frozen, do not thaw)
1 tablespoon flour (for tossing with blueberries)
The Method: Swirl, Streusel, Bake, Admire
Step 1: Preheat and Prep
Preheat your oven to 350°F (175°C). Grease and flour a 9x5-inch loaf pan, or line with parchment paper leaving overhang on the long sides for easy removal.
Step 2: Make the Streusel
In a small bowl, combine flour, brown sugar, and cinnamon. Add cold butter cubes and cut in using a pastry blender, two forks, or your fingertips until the mixture resembles coarse crumbs. Set aside in the refrigerator.
Step 3: Make the Cream Cheese Swirl
In a small bowl, beat together cream cheese, sugar, egg yolk, and vanilla until smooth. Set aside.
Step 4: Prepare the Blueberries
see continuation on next page