Blueberry Cake with Cream Cheese Frosting and Lemon Curd

Name: Blueberry Cake with Cream Cheese Frosting and Lemon Curd
Prep time: 1 h
Cook time: 2 h 15 min
Total time: 2 h 15 min
Yield: 10 slices
Ingredients: 120 g fresh blueberries; 2 medium eggs; 40 g whole milk; 90 g caster sugar; 1 Tbsp lemon juice; 110 g unsalted butter; 1 tsp natural vanilla extract; 1 - 2 tsp grated lemon zest; 120 g plain flour; 1 tsp baking powder; ½ tsp fine sea salt; 1200 g water; 120 g caster sugar; 80 g lemon juice; 60 g unsalted butter; 2 medium eggs; 100 g unsalted butter; 150 g cream cheese; 1 Tbsp lemon juice; 1 tsp natural vanilla extract; 1 pinch fine sea salt; 30 g fresh blueberries; 2 tsp lemon zest