Soft and Tender Apple Cinnamon Rolls

Ingredients

• 1×7 grams sachet of dried yeast
• 1 teaspoon caster sugar
• 4 tablespoons water, lukewarm
• 550 grams plain flour, plus extra for dusting
• ½ teaspoon salt
• 80 grams caster sugar
• 80 grams unsalted butter, at room temperature
• 1 egg, at room temperature
• 250 millilitres milk, lukewarm
• 850 grams apples, peeled and chopped
• 100 millilitres water
• 2 tablespoons lemon juice
• 1 tablespoon cornstarch
• 70 grams unsalted butter, at room temperature
• pinch of salt
• 50 grams caster sugar
• 2 teaspoons cinnamon
• 70 grams white chocolate chips
• 70 grams walnuts, chopped
• 225 grams cream cheese, at room temperature
• 115 grams unsalted butter, at room temperature
• 250 grams icing sugar
• 1 teaspoon vanilla extract (optional)