Provide advice on how to accomplish the following goal. Give ONLY the advice, no other words or explanation.
For example:

Answer: <advice, as short as possible; a single sentence!>.

Goal: Four-Ingredient Mango Float
Dice your mangoes. Line a 9-inch (22.86-cm) square baking pan with parchment paper. Mix the heavy whipping cream. Add your cream mixture to your pan. Add a layer of diced mangoes. Add another layer of graham crackers. Cover the mixture then put it in the fridge
Use ripe mangoes, condensed milk, graham crackers, and whipped cream. Layer and chill.