01 -
Preheat oven to 175°C. Grease a 23-cm round cake pan and line the base with parchment paper.
02 -
In a medium bowl, whisk together flour, baking powder, baking soda, salt, and 1 teaspoon ground cinnamon. Sift to incorporate air and ensure an even mix.
03 -
In a large bowl, beat softened butter with 150 g sugar on medium speed until light and fluffy, about 3 to 4 minutes.
04 -
Add eggs one at a time, fully mixing each before adding the next. Beat in vanilla extract until combined.
05 -
Gradually add the dry ingredients to the wet mixture, alternating with sour cream. Begin and end with the dry mixture, mixing gently until just combined.
06 -
Pour the batter into the prepared pan and smooth the surface evenly with a spatula.
07 -
Layer pear slices decoratively on top, overlapping in circles. Mix 1 teaspoon cinnamon with 1 tablespoon sugar and sprinkle evenly over the pears.
08 -
Bake on the centre rack for 40 to 45 minutes, or until a toothpick inserted in the centre comes out with a few moist crumbs.
09 -
Let cool in the pan for 10 minutes. Transfer to a wire rack to cool completely before slicing.