Gather all ingredients.
Cut A piece of butter for the pot, so the marshmallows don't stick onto it.
Put the piece of butter into the pot.
Spread the piece of butter around, while it melts.
Mix around the marshmallows thoroughly.
Pour the cereal into the pot.
Mix the cereal and the melted marshmallows together thoroughly.
Put on your plastic gloves.
Form a heart, with the Rice Krispies.