This is one of those hacks that'll stay with you forever
• Makes 16
• 10 Oreo biscuits
• 250 milliliters milk
1. Put the biscuits into a sandwich bag, crush with a rolling pin and evenly distribute between your ice cubes.
2. Top with milk, stir with a teaspoon then freeze for 1 hour.
3. Use to chill iced coffees, milkshakes or white Russians.