Strawberry Soda Tarts

Name: Strawberry Soda Tarts
Ingredients: 9 tablespoons unsalted butter, softened; 3/4 cup confectioners' sugar; Zest from 1/3 lemon; 2 1/4 cups all-purpose flour; 1/2 teaspoon fine salt; 3 large egg yolks; 1/2 teaspoon vanilla extract; 1 tablespoon plus 1/2 teaspoon heavy cream; 3/4 cup fresh strawberries; 1/2 cup strawberry jam; 2 tablespoons cold water; 1 1/2 teaspoons gelatin powder; 1 cup heavy cream; 1 cup confectioners' sugar; Zest from 1/4 lemon; 1/4 cup cream cheese, softened; 3/4 cup mascarpone; 1 teaspoon pure vanilla extract; 12 fresh strawberry slices; 1 1/2 cups strawberry soda; 2 1/4 teaspoons powdered gelatin