How to make marshmallow and oats bars<br>Add 3 tablespoons of butter in a pan and heat it until it completely melts. Add the marshmallows. Make sure to use a bag of them because when they melt, their size will decrease.
Marshmallows contain a large amount of air.
Because marshmallows have so much air, they deflate and decrease in size when heated.
( z1 contain :ARG0 ( z2 marshmallow ) :ARG1 ( z3 air :quant ( z4 amount :mod ( z5 large ) ) ) )