INGREDIENTS
2 cups
Blackberries, Fresh or frozen
1
Lemon
1
Egg
1/4 cup
Lemon juice, Fresh
1 1/2 tsp
Baking powder
1/2 tsp
Baking soda
2 1/2 cups
Flour
1 cup
Powdered sugar
1/2 tsp
Salt
1/2 cup
Sugar
1
cold butter- sliced into 8 pieces
1 tbsp
Butter
1/3 cup
Milk or cream
1 cup
Sourdough starter or sour cream or plain greek yogurt