01 -
Combine unflavored gelatin with 1/2 cup cold water in a medium heatproof bowl. Stir frequently until gelatin becomes a thick paste, about 5 minutes.
02 -
Place the bowl over simmering water; stir occasionally until smooth and lump-free, about 30 seconds. Remove from heat and stir in 1/2 cup plus 2 tablespoons condensed milk until fully combined.
03 -
Stir 1/2 cup vodka into gelatin mixture, pour into a lightly greased 9x13-inch baking dish, and refrigerate until just set and sticky to the touch, approximately 30 minutes.
04 -
Whisk the orange gelatin with 1 cup boiling water until dissolved, about 2 minutes. Add 1/2 cup cold water, 1/2 cup vodka, and 1 tablespoon condensed milk. Remove bubbles with a spoon and let cool to room temperature.
05 -
Pour orange gelatin mixture over set white layer. Refrigerate until just set and sticky, approximately 30 minutes.
06 -
Whisk lemon gelatin with 1 cup boiling water until dissolved, about 2 minutes. Add 1/2 cup cold water, remaining 1/2 cup vodka, and 1 tablespoon condensed milk. Remove bubbles with a spoon and let cool to room temperature.
07 -
Pour lemon gelatin mixture over orange layer. Refrigerate until fully set and firm, at least 90 minutes or up to overnight.
08 -
Lightly grease a plastic cutting board. Run a thin knife around the edges of the gelatin and invert onto the board. Trim edges and cut into 40 equal squares. Transfer to serving platter.
09 -
Whip heavy cream and sugar with a mixer or whisk until firm peaks form. Transfer to a piping bag fitted with a large star tip and refrigerate until ready to serve.
10 -
Pipe a small star of whipped cream onto each gelatin square and sprinkle with orange and black sprinkles. Serve immediately.