Ricotta Fritters with Blood Plum Puree

Name: Ricotta Fritters with Blood Plum Puree
Ingredients: 6 pounds red or black plums, pitted and coarsely chopped; 8 cups granulated sugar; 1/3 cup fresh orange juice; 1/3 cup fresh lemon juice; 2 tablespoons finely grated orange zest; 1/2 pound ricotta cheese; 1/2 cup all-purpose flour; 3 tablespoons brandy; 1 tablespoon granulated sugar; 2 teaspoons baking powder; 1 teaspoon finely grated lemon zest; 1 large egg, beaten; Pinch of salt; Vegetable oil, for frying; Confectioners' sugar, for dusting