Brown Butter Lucky Charms Marshmallow Bars

In a large saucepan, melt the unsalted butter over medium heat. Continue cooking until the butter turns golden brown and develops a nutty aroma, about 5-7 minutes. Be careful not to burn it.
1. Add the marshmallows to the saucepan. Stir continuously until the marshmallows are completely
melted.
2. Immediately add the Lucky Charms cereal to the melted marshmallow mixture. Stir quickly to coat all the cereal evenly.
3. Remove the saucepan from the heat and quickly transfer the mixture to a greased 9x9-inch baking dish.
4. Use a spatula or the back of a spoon to press the mixture into an even layer in the baking dish. .
5. Allow the bars to cool at room temperature for about
an hour to set, or place them in the refrigerator for about 30 minutes if you're in a hurry.
6. Once set, use a sharp knife to cut the bars into 16 squares.