Apple Crumble Pies

Ingredients

• 225g butter, cubed
• 2 cups plain flour
• 2 tsp caster sugar
• 1/2 cup sour cream
• 6-8 pink lady or granny smith apples, peeled and sliced
• 2 tbsp lemon juice
• 1-2 tbsp butter
• 1/2 tsp ground cinnamon
• 2 tsp maple syrup
• 60g butter, cubed
• 1 cup oats
• 1/2 cup flour
• 2 tbsp brown sugar