Blueberry Buttermilk Cake with Cream Cheese Glaze

Ingredients

• 1 teaspoon vanilla
• 1/3 cup buttermilk
• pinch of salt
• 1 tablespoon cream
• 1 cup icing sugar sifted
• 1 teaspoon baking powder
• 1 teaspoon lemon zest
• 1 cup blueberries
• 1/2 teaspoon fresh lemon juice
• 1 cup plus 1 tablespoon all-purpose flour
• 1 large egg
• 3 tablespoons cream cheese
• 2/3 cups granulated sugar
• 1/3 cup unsalted butter