Apple-stuffed french toast with butterscotch sauce

Ingredients

• 2 large red-skinned apples
• 1/4 cup (55 grams) caster sugar
• 2 teaspoon finely grated lemon rind
• 1 teaspoon ground cinnamon
• 4 eggs
• 3/4 cup (180 millilitres) milk
• 1/4 cup (60 millilitres) pouring cream
• 1/4 cup (55 grams) caster sugar, extra
• 4 3cm thick slices brioche
• 60 gram butter
• 2 teaspoon icing sugar
• Butterscotch sauce
• 80 gram butter
• 1/3 cup (75 grams) firmly packed light brown sugar
• 2/3 cup (160ml) pouring cream