Biscoff Overnight Weetbix Cheesecake

• 2 weetbix (wheat biscuits)
• 0.5 cup milk
• 1 tbsp chia seeds
• 0.5 cup Greek yoghurt
• 1 tsp maple syrup (or honey)
• 1 tbsp Biscoff spread
• 0.5 cup strawberries, sliced