3/4 cup plain flour
1/2 cup sugar
1/3 cup butter, cold
Sweetened condensed milk,
Preheat oven to 375˚F.
Grease a 9-inch springform pan with butter.
Cream butter and sugar; beat in the egg.
Add flour, baking powder, salt, butter
and milk and beat until smooth.
Fold in blueberries.
Spoon mixture into pan.
Mix flour and sugar (for topping) in
a small bowl.
Add butter and crumble it with your hands.
Sprinkle on top of cake.
Bake for 45 to 50 minutes.
If the topping starts to go to brown,
cover it with foil.
Cool and serve with sweetened
condensed milk to drizzle over cake.