Step 1

Grease a 9x13 pan with soft butter.

Step 2

Measure out 6 cups of Rice Krispies cereal into a large bowl.

Step 3

Melt butter in a large sauce pan over medium heat.

Step 4

Reduce heat to low and add in the marshmallows. Stir together until completely melted.

Step 5

Turn off heat and add Rice Krispies cereal and stir until completely mixed together.

Step 6

Transfer to the 9x13 pan and lightly pat down the bars with buttered hands.

Step 7

Let the bars cool for an hour and then cut into squares.

Step 8

Serve and enjoy!