01 - 
                In a large glass or microwave-safe bowl, heat the salted butter and marshmallows in the microwave on high for 1 minute.
              
              
              
                02 - 
                Remove and stir vigorously until melted smooth, making sure to mash the marshmallows down. If needed, continue heating in 15-second increments until the marshmallows are fully melted.
              
              
              
                03 - 
                Stir in the Fruity Pebbles Cereal and mix well to evenly coat all of the cereal.
              
              
              
                04 - 
                Spread the cereal mixture into an 8x8-inch pan (or similar, it doesn't have to be square).
              
              
              
                05 - 
                Allow the bars to cool for at least 30 minutes or place in the fridge for 15 minutes before slicing into 9 equal-size bars.
              
              
              
                06 - 
                Store in an airtight container at room temperature for up to 5 days.