INGREDIENTS
2 tsp
cornstarch
2 tsp
fresh lemon juice
1 tbsp
warm water
2 cups
fresh or frozen blueberries
2 tbsp
granulated sugar
1 tsp
lemon zest
2
cups (480ml) heavy cream or heavy whipping cream
1/4
cup (30g) confectioners' sugar
1 tbsp
fresh lemon juice
1 tsp
lemon zest
7
full-sheet graham crackers (about 1 standard sleeve)
optional: additional lemon zest and blueberries for garnish