Line your workspace (or baking tray) with parchment paper.
Remove the pretzels, crackers, marshmallows, and cookies from their package.
Next, melt the chocolate according to the package instructions, or follow these guidelines:Microwave on high for 45 seconds, then stir thoroughly.Microwave on high for 30 seconds, then stir thoroughly.Continue microwaving in 15 to 30-second intervals, stirring thoroughly, until all the chocolate has just about melted. (The remaining few pieces should melt on their own, and it’s a good way to ensure you don’t overheat the chocolate).
Dip the pretzels and other snacks into the chocolate and top with Valentine sprinkles.