1/2 cup Milk
2 tablespoons Fresh lemon juice
4 cups Confectioners’ sugar
3/4 teaspoon Fine sea salt
2 teaspoons Baking soda
4 cups All-purpose flour
2 Large eggs
4 teaspoons Vanilla extract
Finely grated zest of 1/2 lemon
1 3/4 cups Ricotta cheese, preferably fresh
2 cups Sugar
1 cup Unsalted butter, softened