Cinnamon Sugar Bread Crust Treats

Bahan-bahan (6 porsi)

• 6 cups bread crusts ((enough to spread out over 2 baking trays), preferably stale)
• 60 g / 2 oz / 4 tbsp butter (, melted)
• 5 tbsp sugar ((separate 1 tbsp))
• 1 tsp cinnamon