Wash hands
Lightly grease your plate with butter or parchment paper
Place butter in the bottom of a saucepan over medium-low heat. Stir occasionally until butter is completely melted. (add food color if you'd like!)
Add marshmallows and stir until just melted (optional to shake a few more in) Keep your heat below medium and stir frequently, making sure the butter is well combined with the marshmallow
Add rice krispies cereal and sprinkle a few more marshmallows Stir until ingredients are combined and additional marshmallows are just beginning to melt.
Allow Rice Krispie Treats to cool completely at room temperature before cutting and serving — about 15-30 minutes
Enjoy!