[header] How to make popcorn snacks for kids [title] Grease a bowl, spatula, and baking dish. [step] Because the caramel is extremely sticky, you must prepare your tools and supplies. Use nonstick cooking spray to grease a large bowl, plastic spatula, and a 13-inch by 9-inch (33-cm by 23-cm) baking dish before mixing the popcorn. 
[substeps] If you prefer, you can use softened butter to grease your tools and supplies. [title] Mix the popcorn and pretzel pieces.