- 1 (14 ounce) can sweetened condensed milk
- 1 (14 ounce) can evaporated milk
- 2 limes, zested and juiced
- 1 (7 ounce) package Mexican Maria cookies (galletas Maria)
- Combine condensed milk, evaporated milk, and lime juice in a bowl; beat with an electric mixer until well blended.
- Arrange a layer of Maria cookies in the bottom of a small baking dish. Cover with a layer of milk mixture. Repeat layers of cookies and milk mixture, ending with milk mixture. Cover baking dish with plastic wrap. Refrigerate until firm, 5 hours to overnight.
- Cut into squares. Garnish with lime zest.