- Preheat the oven to 325 degrees Fahrenheit. Grease a 9inch cake pan with butter.  
- In a large bowl, cream together the butter and granulated sugar until light and fluffy. 3/4 cup granulated  sugar, 6  TBS unsalted butter 
- Add the eggs, one at a time, beating after each addition. 2 large eggs 
- Add in the milk, and lemon zest, and stir until combined. 2 Tbs milk, zest of one lemon 
- Stir in the flour, and baking powder until just combined. 1 1/3 cup all purpose flour, 1 tsp baking powder 
- Spoon the cake batter into the prepared pan, and smooth the top evenly.  
- In another bowl, mix together the ricotta cheese, lemon curd, and egg yolk.1 cup  whole ricotta cheese, 1/2 cup lemon curd, 1 egg yolk 
- Spread the lemon ricotta mixture evenly over the top of the cake batter.  
- Sprinkle granola over the top of cake. 1/3 cup granola 
- Bake the cake for 35 to 45 minutes. Test the cake every couple minutes with a toothpick to see when it comes out clean.  The cake is finished when the top is mostly solid with a few cracks. 
- Let the cake cool for 20 minutes in the pan. Then invert it to cool it completely on a serving plate.  
- Sprinkle the cake with powdered sugar, and top with whipped cream and fresh berries if desired. powdered sugar , fresh whipped cream , fresh berries  
- Enjoy cut in slices, and store leftovers covered in the fridge.