Apple & Strawberry Crumble | The Big Strawberry

Ingredients

• Melted butter, to grease
• 200g butter, at room temperature
• 155g (3/4 cup) caster sugar
• 2 teaspoons vanilla essence
• 2 eggs, at room temperature
• 150g (1 cup) self-raising flour
• 150g (1 cup) plain flour
• 185ml (3/4 cup) milk
• 1 Granny Smith apple, peeled, cored, thickly sliced
• 200g strawberries, washed, hulled, halved
• 75g (1/2 cup) plain flour
• 50g chilled butter, chopped
• 55g (1/4 cup, firmly packed) brown sugar