Makes 9×13 sheet dessert

Ingredients

• ¾ cup sugar
• 1 (3-ounce) package lemon-flavored gelatin (Jello-O)
• 1 cup boiling water
• Zest 1 Lemon
• Zest 1 Lime
• ¼ cup mixed juice from 1 lemon and 1 lime
• 1 ½ cups graham cracker crumbs
• 1 (12-ounce) can evaporated milk, chilled overnight

Method

1. Combine sugar and gelatin in bowl and stir to dissolve in boiling water
2. Stir in lemon and lime zest and juice. Refrigerate until mixture is thickened but not completely set, about 1 hour
3. Grease 13 by 9-inch baking dish with flavourless oil and coat with ¾ cup graham cracker crumbs
4. In a large bowl, whip evaporated milk until stiff peaks form, about 5 minutes. Transfer mixture to large bowl
5. Whip chilled gelatin mixture until thickened and light lemon colored, about 4 minutes
6. Using large spatula, fold gelatin mixture into whipped evaporated milk until no yellow streaks remain. Transfer mixture to prepared dish and smooth top. Sprinkle remaining ¾ cup graham cracker crumbs evenly over the top
7. Cover and refrigerate until fully chilled and set, at least 4 hours or up to 24 hours
8. Serve and enjoy!