INGREDIENTS
3/4 cup
+ 1-1/2 tbsp granulated sugar divided
2 tsp
cornstarch
1 tbsp
freshly squeezed lime juice
2 cups
blackberries
1 1/2 cups
all-purpose flour
1/2 tsp
baking powder
1/4 tsp
salt
1
large egg yolk
3 tsp
vanilla extract
1/2 cup
unsalted butter - cut into cubes