Pear & mincemeat crumble cake

INGREDIENTS

• 4 firm pears , peeled, cored and cut into thumb-size pieces
• 3 tbsp golden caster sugar
• 1 tsp mixed spice
• 250g pack salted butter , softened (use a tiny bit for greasing)
• 250g golden caster sugar
• 1 tsp vanilla extract or vanilla paste
• 5 large eggs
• 200g self-raising flour
• 100g ground almonds
• 7 tbsp plain flour
• 6 tbsp mincemeat