PREHEAToven to 180c/gas mark 5
GREASE insides of 3 (8-inch) round cake pans with butter.
MIX flour, sugar, baking powder, baking soda, and salt in a food processor (or large bowl).
ADD butter and pulse (or cut in with a pastry blender) until mixture resembles coarse crumbs.
ADD cream and pulse (or stir with a fork) just until moistened. Do not over mix.
TRANSFER dough to a lightly floured surface.
GATHER dough into a large ball and gently knead until smooth, about 5 turns.
DIVIDE dough into 3 equal pieces.
PRESS each piece of dough into a prepared cake pan. Spread dough to edges and make it as smooth as possible.
BAKE about 25 minutes or until golden.
COOL 5 minutes, then transfer to wire racks to cool completely.
Filling and Assembly:
BEAT whipping cream and vanilla extract with an electric mixer until soft peaks form.
ADD sugar while beating and continue to beat just until stiff peaks form.
PLACE one cake layer on a serving plate.
TOP evenly with about one third of strawberries.
SPREAD evenly with about one third of whipped cream.
PLACE second cake layer on top of whipped cream.
TOP evenly with another third of strawberries and another third of whipped cream.
PLACE final cake layer on top of whipped cream.
SPREAD remaining whipped cream, leaving a 1-inch border around edges.
TOP with remaining strawberries in a mound. Serve immediately.