01 -
Preheat the oven to 350 degrees F.
02 -
In a medium bowl, combine the flour, sugar, and melted butter. Mix with a fork or your fingers until well combined. Set aside.
03 -
In a large bowl, combine the sugar and lemon zest. Rub together with your fingers until fragrant. Add the flour, baking powder, and salt. Whisk together and set aside.
04 -
In a medium bowl, whisk together the ricotta cheese, eggs, lemon juice, and vanilla. Gradually add in the melted butter, whisking until combined and smooth.
05 -
Add the ricotta mixture to the dry ingredients and stir with a spatula until just combined. Do not over-mix. Gently fold in the blueberries, being careful not to over-mix to avoid the batter turning purple.
06 -
Grease a 9-inch springform pan generously with nonstick cooking spray. Scrape the batter evenly into the pan and sprinkle evenly with the streusel.
07 -
Bake for 45 to 55 minutes or until a toothpick inserted into the center of the cake comes out clean. Remove the pan from the oven and place on a cooling rack. Let the cake cool in the pan for 30 minutes, then carefully remove the sides of the springform pan.
08 -
In a medium bowl, whisk together the confectioner’s sugar and lemon juice. Start with 2 tablespoons of lemon juice, and add more if needed to reach the desired consistency.
09 -
Drizzle the lemon glaze over the cooled cake. Cut into slices and serve.