The BEST Rice Krispie Treats
10 tablespoons unsalted butter 20 cups (1134 g) miniature marshmallows, divided 1 teaspoon kosher salt ½ teaspoon (0.5 teaspoon) vanilla extract 12 cups (336 g) Rice Krispies cereal Line a 9×13-inch baking dish with foil, then coat with non-stick cooking spray; set aside. In a large saucepan or stockpot, melt the butter and 16 cups…