INGREDIENTS : 30g butter (plus a bit more for greasing) 200g mini marshmallows 120g Rice Krispies  Toppings (optional but recommended): Milk, dark, and white chocolate Assorted sprinkles Pink food colouring A few tablespoons of cooking oil (to help thin out the chocolate) PREPARATION: 1. Melt butter over a low heat then add the marshmallows. Cook until…