Cookies and cream ice cream with brown sugar biscuit bowls

Biscuit bowls

• 100 g unsalted butter, cut into pieces (3-4 cm)
• 120 - 150 g light brown sugar, to taste
• 1 egg
• 1 tsp vanilla bean paste
• 180 g plain flour, plus extra for dusting
• ½ tsp bicarbonate of soda
• 1 pinch salt
• oil spray, for greasing

Ice cream

• 150 g plain chocolate biscuits
• 600 g pouring (whipping) cream
• 200 g sweetened condensed milk
• 1 tsp vanilla bean paste
• chocolate lollies of choice, for decorating